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96000 Series

1. Global Preferences GPIB Preferences v Options Low level Mw output Firmware v0 255 Build 140107 Base unit 962704 Base serial 66584 Head unit 96040A4 50 Head serial 000009 x Copyright 2014 Fluke Corporation ALL rights reserved Profile Selection Support Functions Sawe Recall hpnO5f bmp Figure 3 2 Setup Screen 96000 Series Operators Manual Push the cursor up down keys or use the spin wheel to see more configuration information For example instrument modification status and configuration information that may be necessary when contacting Fluke Calibration for support or service are accessible from here Use the vertical softkeys on this screen to enter personal preferential settings for Global and GPIB Preferences and to access the Profiles features These settings take effect immediately upon editing Use the horizontal softkeys to access the Support Calibration and Self Test and Save Recall features The Calibration screen lets you correctly associate the Base Unit and Leveling Heads that have been calibrated together To show the Calibration screen push the Support Functions softkey Then on the next screen push the Calibrate Instrument softkey The Calibration screen shows the serial numbers of the 50 Q and 75 Q Leveling Heads with which the Base Unit is calibrated For the Leveling Head connected at the time the softkey
2. RF output available at the front panel Microwave Output connector Typically a UUT is connected using a cable wi Figure 3 30 Microwave Output 96270A hpn331 eps 3 50 Local Operation 3 Instrument Operation UUT OO RF output is available at the splitter output port Typically the splitter output is connected directly to a UUT The cable connects the front panel Microwave Output to the splitter input port with the adapter at the splitter input hpn333 eps Figure 3 31 Microwave Output and HF Leveling Kit 96270A Leveled Sine 3 51 96000 Series Operators Manual Leveled Sine Output Signal The subsequent paragraphs describe how to create a Leveled Sine output signal For the 96270A Leveled Sine signals are available from the Leveling Head or Microwave outputs Push to select the required output Leveled Sine Preferences Table 3 14 shows the Leveled Sine Preferences screen The requirements for the external inputs are described earlier in this chapter under the heading 50 MHz Frequency Counter Modulation Leveling and Frequency Pull Input Connector To set the Leveled Sine Preferences 1 Push sme to select the Leveled Sine function 2 Push the Sine Preferences softkey to show the Leveled Sine Preferences screen shown in Table 3 14 For the 96270A the Leveling Head out
3. Field Full Scale Voltage Preference Enter the Full Scale Voltage expected from the Power Meter 1 0 V to 5 0 V dc Full Scale Power Enter the Full Scale Power of the Power Meter 10 00 mW to 1 000 W Output Clamp The maximum allowable Output Level from the Instrument Use Output Clamp to limit Instrument Output Power should a feedback loop fault occur Response Time Adjusts response time to suit power sensor characteristics Fast Slow Note When External Leveling is selected the maximum level that can be requested at the main Leveled Sine screen will be the Full Scale Power established above The minimum Level is 1uW 30 dBm External Leveling is indicated in the Status bar White inactive Green OK Flashing Red Level control out of lock Red Level control out of lock and Output Clamp active e Depending upon external circuit gain or loss the Instrument s Output Level will take whatever value is necessary to achieve the set point level at the power meter Output power will not exceed the Output Clamp value set 3 63 96000 Series Operators Manual Enhanced Frequency Resolution Table 3 20 shows the Leveled Sine Preferences screen The resolution of Frequency Field numeric display and entry can be set to Standard or Enhanced Examples of Leveled Sine screen are shown in the table for each setting The selected resolution also applies to GPIB remote control and query ca
4. hpn364 eps Figure 3 26 Connect the Power Sensor s 96270A 3 43 96000 Series Operators Manual 3 44 Connect a Power Sensor to a Unit Under Test 96270A Only A Caution To prevent damage to the Product e Never exceed the maximum RF power limit Even brief overloads can destroy the sensor The damage level for the supplied NRP Z55 03 sensor model is 25 dBm e Do not touch the RF Connector inner conductor The power sensor contains components which can be destroyed by electrostatic discharges To connect a Power Sensor to a UUT 1 2 Read and observe all of the preceding Cautions and Warnings Remove the plastic connector protection cap from the sensor RF input connector and save it for future use Ensure the UUT output is either off or at a safe RF level and connect the sensor RF input connector to the output of the UUT For the supplied model NRP Z55 03 sensor fitted with a 2 92 mm RF connector torque the connector to 0 49 Nm 4 in Ib with a torque wrench If another compatible sensor with a different RF connector type is used tighten to a torque appropriate for that type of connector The torque wrench is available as an accessory See Chapter 1 Options and Accessories Note The supplied power sensors have a new type of ball bearing RF connector The friction with this design is considerably less than with conventional RF connectors and a repeatable connection is ensured even at relati
5. Calibration 96000 Series RF Reference Source Operators Manual May 2014 2014 Fluke Corporation All rights reserved Specifications are subject to change without notice All product names are trademarks of their respective companies LIMITED WARRANTY AND LIMITATION OF LIABILITY Each Fluke product is warranted to be free from defects in material and workmanship under normal use and service The warranty period is one year and begins on the date of shipment Parts product repairs and services are warranted for 90 days This warranty extends only to the original buyer or end user customer of a Fluke authorized reseller and does not apply to fuses disposable batteries or to any product which in Fluke s opinion has been misused altered neglected contaminated or damaged by accident or abnormal conditions of operation or handling Fluke warrants that software will operate substantially in accordance with its functional specifications for 90 days and that it has been properly recorded on non defective media Fluke does not warrant that software will be error free or operate without interruption Fluke authorized resellers shall extend this warranty on new and unused products to end user customers only but have no authority to extend a greater or different warranty on behalf of Fluke Warranty support is available only if product is purchased through a Fluke authorized sales outlet or Buyer has paid the applicable international pric
6. 1 Microwave Splitter Sensor Output Cal Factor Uncertainty 7 Calibration Factor uncertainty applicable to power sensor calibration Figures in parenthesis 100 MHz 1GHz 2 4GHz 8GHz 12GHz 18GHz 22GHz 26 5GHz apply with alternative user traceability and 1 06 1 42 1 42 42 19 2 33 2 91 43 52 3 52 correction of mismatch ee 0 37 0 49 0 60 0 76 0 89 1 06 1 36 2 18 1 Uncertainties are for 95 confidence level k 2 and exclude UUT match contribution 2 Unless otherwise stated applies to performance with supplied HF Leveling Kit and sensors factory calibration and self characterization Self characterization requires second sensor option 3 Calibration factor uncertainty applicable with reference sensor calibrated with typical state of the art uncertainty and vector corrections for mismatch errors at splitter output port Microwave Splitter Sensor Output Power Flatness Uncertainty Power Flatness uncertainty applicable to spectrum analyzer and other measurement device flatness calibration gt 1 kHz gt 100 MHz gt 2 4 GHz gt 8 GHz gt 12 4 GHz gt 18 GHz Power Flatness uncertainty to to to to to to into 50 Q 1 0 VSWR 100 MHz 2 4 GHz 8 GHz 12 4 GHz 18 GHz 26 5 GHz match 0 05 dB 0 07 dB 0 10 dB 0 10 dB 0 13 dB 0 16 dB 1 Uncertainti
7. Do not use the Product if it operates incorrectly Do not use the Product around explosive gas vapor or in damp or wet environments Disable the Product if it is damaged Do not use the Product if it is damaged Use this Product indoors only Use only the mains power cord and connector approved for the voltage and plug configuration in your country and rated for the Product Do not apply hazardous voltages to any connector other than the mains supply to the mains input Make sure the ground conductor in the mains power cord is connected to a protective earth ground Disruption of the protective earth could put voltage on the chassis that could cause death Replace the mains power cord if the insulation is damaged or if the insulation shows signs of wear If the mains power cord is to be the accessible disconnect device the mains power cord must not be longer than 3 meters 118 1 inches Turn the Product off and remove the mains power cord Stop for 2 minutes to let the power assemblies discharge before you open the fuse door Do not operate the Product with covers removed or the case open Hazardous voltage exposure is possible Restrict the humidity of the operating environment to the level specified for any equipment used that conforms to IEC60950 1 used with the Product Remove the input signals before you clean the product Use only specified replacement parts Use only specified replacement fuses 96000 Series Operators
8. Freq Pull Profile Reference frequency and level active Reference Preferences Reference off hpn35 bmp Figure 3 17 Frequency and Level Tracking 3 23 96000 Series Operators Manual 3 24 Rear Panel Controls and Connectors Figure 3 18 shows the rear panel of the Instrument and identifies each of its controls and connectors Functional and operational descriptions for each of the controls and connectors are given in the subsequent sections hpn044 eps Number Description Reference Frequency Output Connector Reference Frequency Input Connector 300 MHz Counter Input Connector not used on 96040A 50 MHz Counter Modulation Leveling and Frequency Pull and Counter Input Connector not used for counter input on 96270A Trigger Input Output Connector CAL Switch Factory Set Switch Fan and fan cover Power Block and Switch Earth chassis Ground Connector Serial Port Firmware upload O Q O OIVO IEEE 488 Connector Figure 3 18 Rear Panel Controls and Connectors Local Operation Rear Panel Controls and Connectors 3 Power Block and Switch The Power Block includes the power switch and a dual fused line power input connector for the Instrument Its universal design accommodates a variety of regional power cords line power 100 V to 240 V ac w
9. Measure Measure Profile Microwave Start 1 000 000 000 MHz Stop 27 000 000 000 0 GHz Levelt 10 000 dBm Points 250 Ref Plene At Sensor 1 Ceveled by SI Sensor 1 Direct Reference Plane Sensor 2 Leveled Sensor 1 Leveled Sensor 2 Direct hpn81 bmp Figure 3 52 Measure Profile Screen Microwave Output Selected Use Sensor 1 Direct for self measurement of the Leveling Head or Microwave Direct outputs with Sensor 1 connected as the reference sensor Use Sensor 2 Direct for self measurement of the Leveling Head or Microwave Direct outputs with Sensor 2 connected as the reference sensor Use Sensor 1 Leveled for self measurement of the Microwave Sensor Splitter output with Sensor 1 connected as the reference sensor and Sensor 2 providing leveling feedback Use Sensor 2 Leveled for self measurement of the Microwave Sensor Splitter output with Sensor 2 connected as the reference sensor and Sensor 1 providing leveling feedback To start the measurement process push the Begin Measure softkey When the measurement process is started the Instrument initially uses the relevant power sensor to check that the output of the Instrument is being applied to that power sensor via the cables splitters attenuators that are being characterized Then the Instrument goes through each point measuring and calculating the correction factor The points counter and progress bar is shown on t
10. 96000 Series Operators Manual 96040A and 96270A hpn010_f eps Alphanumeric keys see Keypad ALPHA LOCK key see Keypad 3 NEXT CHAR key see Keypad IC ENTER key see Keypad SPACE key see Keypad EXP key see Keypad hpno10_ 8 6ps BKSP key see Keypad F p a OPER Operate key see STBY OPER O Standby Operate Keys i i ll STBY Standby key see STBY OPER 1 Standby Operate Keys F USB Port See USB Storage Port 96270A 3 4 Figure 3 1 Front Panel Controls Indicators and Connectors cont Local Operation Controls Indicators and Connectors 3 Leveling Head I O Connectors The Head RF Output and Head Control output of the Instrument is a proprietary interface to a 96040A 50 96040A 75 Leveling Head or either Head via a 9600FLT Phase Noise Filter optional The interface consists of two connectors an SMA RF signal output connector and beneath a multi way locking connector for sensing and control of the Leveling Head A Caution The Product front panel connector interface is suited only for use with Fluke 96040A xx Leveling Heads or the 9600FLT Phase Noise Filter To prevent damage to the Product no other connection is permitted The function of a Leveling Head is
11. Range 50 000000 kHz to 4 0240000000 GHz Units Hz kHz MHz GHz Frequency Step 0 0001 kHz to 4 0240000000 GHz Hz kHz MHz GHz Frequency Offset Absolute Offset may be applied in either polarity to the full dynamic range of the parent parameter Hz kHz MHz GHz ppm As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below ppm Level With Extended Low Level Microwave Output option Leveling Head 130 000 to 14 dBm 50 Q 8 dBm max gt 1 4084 GHz 136 000 to 8 dBm 75 Q 2 dBm max gt 1 4084 GHz 96270 Microwave O P Direct 4 dBm to 14 dBm 8 dBm max gt 1 4084 GHz 100 dBm minimum dBm Vp p and Vrms uV mV V W nW uW mW W dBuv 130 dB to 130 dB Level Step AW EW aw Ww one oh yan n Absolute dB Vp p and Vrms uV mv V W Offset may be applied in nW uW mW W ppm 1 oM either polarity to the full dynamic range of the parent parameter Level Offset As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below dB ppm ol 3 74 Local Operation 3 Instrument Operation Table 3 25 Amplitude Modulation Fields cont Field Range Units For Carrier lt 125 75MHz Hz kHz 1 Hz to 220 kHz Mod Rate Mod Rate lt 1 Frequency gt 125 75MHz
12. Start 1 00000 000 MHz Stop 10 000 000 000 MHz Level 10 000 dBm Linear step 1 000000 kHz Step dwelt 100 ms Duration 15m v Sweep Preferences hpn62 bmp Start Field Range Units Leveling Head 0 001 Hz to 4 024 000 000 0 GHz 96270A Microwave O P Direct 0 001 Hz to 27 000 000 000 0 GHz Hz mHz Hz kHz MHz GHz Stop Leveling Head 0 001 Hz to 4 024 000 000 0 GHz 96270A Microwave O P Direct 0 001 Hz to 27 000 000 000 0 GHz Hz mHz Hz kHz MHz GHz Level with Extended Low Level icrowave Output option 8 dBm max gt 1 4084 GHz nW uW mW W dBuv Leveling Head 130 000 dBm to 24 dBm 50 Q 20 dBm max gt 125 75 MHz 14 dBm max gt 1 4084 GHz 136 000 dBm to 18 dBm 75 Q 14 dBm max gt 125 75 MHz dBm Vp p and Vrms uV mV V W 96270A Microwave O P Direct 4 dBm to 24 dBm 20 dBm max gt 1 4048 GHz 100 dBm minimum gt 20 GHz 18 dBm maximum Linear Step 96270A Microwave O P Direct Leveling Head 9 001 Hz ae Hz mHz Hz kHz MHz GHz 14 0 001 Hz to 27 GHz ppm and Steps per Sweep Subject to max steps of 5000000 Step Dwell 20 ms to 10 s 2 ms to 10 s in Narrow Range Locked Sweep Subject to max duration of 100 hrs s ms s 1 2 3 4 If a Logarithmic Sweep is selected the Linear Step field is renamed to Log Step The field is now expressed in units of Steps per Sweep or
13. ac coupled nominal AC coupled into 0 V threshold Frequency 96270A 0 9 MHz to 310 MHz for specified accuracy Functional to 10 Hz typical Range 96040A 0 9 MHz to 50 1 MHz for specified accuracy Functional to 10 Hz typical Frequency 96270A 0 9 MHz to 50 5 MHz gt 50 5 MHz to 310 MHz with 50 Q selected Bands Only 0 9 MHz to 50 5 MHz with 10 kQ selected Input Level 0 5 V pk pk minimum operating 5 V pk absolute maximum Gate Times and Resolutions 7 in displayed digits 0 2 s 7 8 digits 2 s 8 9 digits 20 s 9 10 digits 80 s 10 11 digits Accuracy Gate Time Internal Frequency External Frequency Reference Reference 0 2 s 2s 20s 0 05 ppm 0 5 count Ext Freq Ref Accuracy 0 5 count 80s 0 05 ppm 1 25 counts Ext Freq Ref Accuracy 1 25 counts 1 Higher frequencies into 10 KQ impedance may require an external 50 Q termination fitted to the 96040A frequency counter BNC depending on signal matching or for 96270A the 50 Q input impedance setting may be required 2 Frequencies are automatically displayed in units of Hz kHz or MHz Number of digits depends on gate time selected and display auto ranging points arranged in decades at 1 099 999 9 99 9 1 100 000 000 Power Meter Readout Specifications 96270A only Supported Sensors Rhode amp Schwarz NRP Z series thermal sensor models 51 52 55 03 55 04 56 57 and 58 Sensor Channels Two front panel mounted mini ODU con
14. 1 Hz to 100 kHz Rate Step 0 1 Hz to 220 kHz Hz Hz kHz Absolute Hz kHz ppm Offset may be applied in either polarity to the full dynamic range of the parent parameter Rate Offset As UUT Error ppm ot Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below Depth 0 1 to 99 0 Depth Step 0 1 to 99 0 Absolute ol Offset may be applied in either polarity to the full dynamic range of the parent parameter Depth Offset As UUT Error yM Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below 1 Any entry expressed in or converted to is subject to a limit of 1000 2 Any entry expressed in ppm or converted to ppm is subject to a limit of 10000 ppm 3 75 96000 Series Operators Manual 3 76 Create a Frequency Modulated Output Signal Use this procedure to create a frequency modulated output signal and if required to define the incremental step values by which the frequency level modulation rate and deviation of the output signal can be increased and decreased Refer to Table 3 26 for a list of the fields available on the Modulation screen and the limits associated with each field Note For the 96270A with the Microwave Output selected the maximum frequency for generating a modulated signal is 4 024 GHz T
15. Each scale has finite resolution and the finite steps of each scale will not necessarily align It is therefore possible that conversion of a setting to a different unit followed by conversion back to the original unit could cause a one step shift in the setting The Instrument User Interface specifically prevents this potential problem by allowing the user to view a setting in an alternative unit and then return without disturbance Expanded Settings The Horizontal Softkeys The horizontal soft labels across the bottom of the display show prompts to expand the current definition add remove fields or call another screen menu selection Preferences Softkey Settings preferences relevant to the current mode of operation are accessible via the bottom right softkey on the Leveled Sine Modulation Sweep and Power Meter screens AM Modulation Preferences are shown in Figure 3 12 Ref Clk AM Leveling Head Int AM Preferences Mod Int C Profile Leveling Int C i Mod Mod waveform Sine waveform External Coupling External coupling AC Trigger Out Trigger out Disable Triangle External hpn57 bmp Figure 3 12 Modulation Preferences The principle of the focus field and its selection by way of the vertical softkeys also applies to preferences screens The cursor indicated by two parallel bars highlights a scrolling list of possible entries The spin wheel or al
16. Rename a Selection ssiri iaie eeii ea eei oeae Delet a S lecttOn cietiiiepcstcidn ins none oie i a Save an Instrument Setup ee ceeceeeeseeeneeeneeceaeceaeceseceeeseeesseeseeeesaes Save Settings for a FUNCTION cee eeeeeseeseeeseeenceceseceaeceseceeeseeeseeeseneeenes Recall Settini Serseri ein nET Eii EE Nie iae Create an RF Output Sign l secscciesiiinsssisiiiinrinaiieiiiiniiiiiiina Output Signal Routing 96270A ssssesessersesereesrsrissrsrrssrrrissresrrsrreresressesres Leveled Sine Output Signal issssescssseeesssserersisssesessressrsisesesnrssesrereissessesssese Leveled Sine Preferences assis cccevccscunasulsedevzysiaseices casbercscnsbeveievebebsandestzeaies Sensor Leveling and Sensor Leveling Preferences 96270A 008 Rear Input Preferences os cesseiesivisiicecesvescvete vas cise teasenessedsostvoessaceertes tonstenatds Display Layout Preferences 96270A ccesceseceseceseceseceeeeeeeeeseeeeneeeaee Frequency Pull Preferences 0 0 eee cseessecssecseceseceseceseceeceeeeeseesseeseneeeaes Externally Leveled Sine Preferences cece cesceseceseceseceeeeeseeeeeeeeneeeaes Enhanced Frequency Resolution ee eeseeseeseeseeseecsseceeceeeesseesseeeeneeeaes Reference Switching Preferences 0 0 0 ee eseeseeseeneeeneceeeceseeeseeeeeeeeeeeaee Define the Leveled Sine Output Signal oe ceeceeeceeeeeeeeeeeeeeeeeeaes Apply an Offset to a Leveled Sine Output Signal eeeeeeeeee Modulated Output Signal oo eee eee cesecenece
17. Steps per Decade only In the latter case Span must be larger than a decade A Sweep is treated as Narrow and Range Locked if its Span is lt 0 03 of Center Frequency and Center Frequency is gt 15 625 MHz Any entry expressed in or converted to is subject to a limit of 1000 Any expressed in ppm or converted to ppm is subject to a limit of 10000 ppm 3 89 96000 Series Operators Manual 3 90 50 MHz Frequency Counter 96040A Table 3 30 shows the 96040A 50 MHz Frequency Counter screen The Frequency Counter is provided for convenient measurement of UUT reference clock frequency without the need for a further test instrument The signal to be measured is applied to the 50 MHz Counter Modulation Leveling and Frequency Pull input BNC on the rear panel The Instrument cannot simultaneously generate an RF output signal and make frequency measurements To perform a Frequency Count measurement 1 Push meas This displays the Frequency Counter measurement screen as shown in Table 3 30 If the RF output is ON it will be switched off Instrument set to standby when is pushed The measurement will begin according to Reading Mode and Gate Time settings The reading updates at the completion of the Gate Time and progress is indicated by the progress bar Note Signal presence at the input to the counter is indicated by the virtual LED in the status bar If there is no signal present the frequency reading will
18. modulation and sweer Push any one of these keys to show the initial screen for that function and show the current value for each of the previously defined parameters If when any of these keys are pushed the Instrument is in the operate mode Green light on is lit the RF Output is switched to standby MEAS Measurements Key accesses the Instrument measurement functions The Frequency Counter Measurement function is available on 96040A and 96270A models The integral dual channel Power Meter readout function is not available on the 96040A model If the Instrument is in operate mode green light on is lit when is pushed the RF Output is switched to standby UNITS Key Use to show a list of the measurement units available for use with the selected data field The list is context sensitive and appears on the vertical soft labels Push a blue softkey adjacent to one of the measurement units shown to select and apply that unit to the value in the selected field The value in the field is recalculated to match the selected measurement unit and the text is removed from the soft labels SETUP Key provides access to a Setup screen The Setup screen provides the Instrument configuration information Options Fitted installed Firmware Version Base mainframe model number and serial number Model number and serial number of the connected Leveling Head Model RF Reference Source i Ref Clk Int Leveling Profile Int C
19. recommended LC power cord Match this LC number to one of the plugs in the drawing and verify that the plug on your power cable mates correctly with the local power outlets If the plug is incorrect identify the correct LC number and order the correct power cable from Fluke Calibration using the part number from Table 2 3 2 3 96000 Series Operators Manual Table 2 3 Power Cord for Various Regions India South Africa 782771 North American Japan Universal Euro United Kingdom Switzerland R ew South Africa Prepare the Instrument for Operation 2 Power Considerations Power On Sequence Note The power on sequence may be run with or without a Leveling Head connected to the Instrument After you connect the Instrument to line power use the power switch on the rear panel to power on the Instrument See Figure 3 18 The Instrument shows an initialization screen for approximately 4 seconds during the power on sequence and then runs a power on self test If a Leveling Head is connected to the Instrument the Leveling Head will also be tested Power On Self Test The power on self test does a functional test of the source and if attached the Leveling Head The self test is neither an acceptance test performance test nor verification test Self test simply verifies the overall functional operation of the Instrument The power on sequence initiates the self test and the test is run each time a power on sequence occu
20. 142 149 152 154 155 gt 10 MHz to 15 625 MHz c100 124 139 148 155 157 158 159 gt 15 625 MHz to 85 a10 128 141 148 152 153 155 31 25 MHz 95 119 135 145 152 157 158 159 80 a07 a25 441 a148 152 153 155 gt 31 25 MHz to 62 5 MHZ 99 414 133 145 152 157 158 159 78 ao Ma2 441 a48 151 153 155 792 9 MHZ t0129 MBZ 88 107 128 148 153 155 156 158 72 26 16 138 148 151 153 155 pace Meo 250 MHZ 82 102 122 143 152 155 156 158 162 66 90 m10 134 144 146 152 154 seep MEIZ to S00 MHZ 76 96 116 139 148 150 155 157 163 59 4 104 130 140 141 148 152 ZOU MEG ENE 69 90 110 135 144 145 152 155 156 54 78 38 124 134 135 144 148 Z4 GHZ t02 GHZ 64 84 104 130 138 6139 147 150 150 48 73 94 120 130 131 141 147 ae N20 Ole 58 79 100 125 134 135 144 149 149 44 74 04 113 17 118 130 147 ZS OHZ tot GHZ 54 80 100 6117 120 6121 6133 149 149 gt 4 GHz to 8 GHz 48 74 94 C114 ea es e135 155 155 gt 8 GHz to 16 GHz 42 e68 88 105 108 e109 129 149 149 gt 16 GHz to 26
21. 4 0240000000 GHz Pz MZ GHZ 0 0000001 MHZ to Frequency Step 4 0240000000 GHz Hz kHz MHz GHz Absolute Offset may be applied in either Hz kHz MHz GHz polarity to the full dynamic range of ppm ol the parent parameter Frequency Offset As UUT Error Will be calculated for any permitted Offset value subject to ppm AR limitations of or ppm if these units are used see below Level with Extended Low Level Microwave Leveling Head 130 000 dBm to 24 dBm 50 Q 20 dBm max gt 125 75 MHz 14 dBm max gt 1 4084 GHz 136 000 dBm to 18 dBm 75 Q 14 dBm max gt 125 75 MHz 8 dBm max gt 1 4084 GHz dBm Vp p and Vrms nV mV V W nW uW mW W dBu V Output option 96270A Microwave O P Direct 4 dBm to 24 dBm 20 dBm max gt 1 4048 GHz 100 dBm minimum dB Vp p and Vrms uV Level Step 0 001 dB to 130 dB mV V W nW uW mW W ppm yi Local Operation 3 Instrument Operation Table 3 26 Frequency Modulation Fields cont Field Level Offset Range Absolute Offset may be applied in either polarity to the full dynamic range of the parent parameter Units dB Vp p and Vrms uV mV V W nW uW mW W ppm ol As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below dB ppm ol Mod Rate 1 Hz to 300 kHz Hz kHz Rate Step 0 1 Hz to 300 kHz
22. Connector Note On the 96270A External Leveling is not available when Splitter Sensor Leveling is used To set the External Leveling Preferences 1 Push sme to select the Leveled Sine function 2 Push the Sine Preferences softkey to show the Leveled Sine Preferences screen shown in Tables 3 14 3 15 and 3 16 3 Push the Rear Input Preferences softkey to show the Rear Input Preferences screen shown in Figure 3 32 3 61 96000 Series Operators Manual 3 62 Push the Ext Lev Preferences softkey to show the External Leveling Preferences screen shown in Table 3 19 Sequentially select each of the preference fields with the softkeys to the right of the screen While each field is selected use the softkeys along the bottom of the display or the scroll wheel to choose a preference When a field containing a numeric value is selected the value may be adjusted with the cursor keys and spin wheel or entered directly with the keypad To exit the screen push the Back softkey or push one of the function keys Cone mon Gweer or meas or erue Local Operation Instrument Operation 3 Table 3 19 Externally Leveled Sine Preferences Sine Ref Clk Leveling Frq Pull Leveling Head Int mnt O O External Leveling Preferences Full scale voltage TAOD V de Aeneas Voltage Full Scale Power Full scale power 1 000 W Output clamp 24 000 dBm Response Response time Slow a hpn50 bmp
23. Distortion 1 As FM Internal Sine for 1 Vpk input deviation gt 0 01 Fc Typically lt 55 dBc 20 dB decade above 10 kHz for 1 Vpk input deviation gt 0 01 Fc 1 See chart showing maximum available deviation and maximum deviation for which deviation accuracy and residual distortion specifications apply Applies to demodulated signal content at rate fundamental frequency 2 Includes harmonic distortion and noise up to 5 times rate frequency PM External Input Rear panel BNC connector 50 MHz Counter Modulation Leveling and Frequency Pull Input 10 kQ nominal input impedance Bandwidth 3 dB DC coupled dc to 1 MHz typical AC coupled 10 Hz to 1 MHz typical Deviation Sensitivity User adjustable 0 001 rad V to 96 rad V carrier frequency dependent Input Level 2 V pk maximum operating 5 V pk absolute maximum Carrier Frequency Accuracy As FM Internal Sine typical Deviation Accuracy 3 of setting 240 mHz Frate rad for 1 Vpk input dc or 200 Hz to 20 kHz rate deviation gt 0 01 Fd Frate rad Typical 1 External phase modulation deviates the phase of the carrier applying the set deviation sensitivity to the modulation input signal 2 See chart showing maximum available equivalent frequency deviation and equivalent maximum frequency deviation for which phase deviation accuracy specifications apply for sinusoidal inputs od Fd Frate Ap
24. Hz Hz kHz Rate Offset Absolute Offset may be applied in either polarity to the full dynamic range of the parent parameter Hz kHz ppm 7 As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below ppm op lt Deviation 010 kHz to 4 8000 MHz Dev lt 300 kHz 9 MHZ to 31 4375 MHz Dev lt 750 kHz gt 31 4375 to 125 75 MHz Dev lt 0 12 Frequency gt 125 75 MHz Hz Hz kHz MHz Step Size 0 1 Hz to 4 8000 MHz Hz Hz kHz MHz Deviation Offset Absolute Offset may be applied in either polarity to the full dynamic range of the parent parameter Hz kHz MHz ppm As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below ppm opt 1 Any entry expressed in or converted to is subject to a limit of 1000 2 Any entry expressed in ppm or converted to ppm is subject to a limit of 10000 ppm 3 79 96000 Series Operators Manual 3 80 Apply an Offset to a Frequency Modulated Output Signal Using the FM Modulation screen the user can introduce an offset value for all four parameters of the signal Frequency Level Mod Rate and Deviation Once the offsets are in place they remain active until they are changed or until the Instrument is powered on again To set an offset f
25. RF leakage The Hot removal of a Leveling Head will however force the Instrument output into Standby The Base Unit and Leveling Heads are calibrated together and details of the association are stored in both the Base Unit and Leveling Heads Connecting a Head not associated with the Base will result in a warning message being shown but normal operation will not be prevented Details of the Base Head associations can be shown by pushing the Setup key followed by the Support Functions and then Calibration softkeys 3 37 96000 Series Operators Manual To connect the cable end of the Leveling Head to the RF Output connector on the Instrument 1 Remove the plastic connector protection caps from the cable end connectors and save them for future use 2 See Figure 3 24 and connect the multiway connector to the Leveling Head Control connector on the Instrument Push firmly on the multiway connector until it latches 3 See Figure 3 24 and connect the SMA connector with the Head RF Output connector on the Instrument 4 Torque the connector to 0 45 Nm 4 in Ib with an SMA connector torque wrench The torque wrench is available as an accessory See Chapter 1 Options and Accessories List SMA Connector Torque to 0 45 Nm 4 in lb RF Output to UUT Leveling Head 96040A N Connector hpn046 eps Figure 3 24 Connect the Leveling Head 3 38 Local Operation Instrument Operation 3 Connect a Levelin
26. Series Operators Manual 3 120 Avoid Grounding RF Common on the Instrument While the Instrument reference clocks are transformer coupled the External Modulation and Sweep Trigger I O connections are DC coupled to floating RF common Be aware that making connections to these I O ports can ground the RF Common e g via an audio signal generator oscilloscope or spectrum analyzer Common mode chokes as described earlier may reduce interference but they may not be compatible with very low level measurements Verify the Level of an Interfering Signal Having tuned a low level measurement determine the level of interference to that measurement by breaking the signal connection and terminating or shorting the Instrument and its measurement ports Re establishing connection of the Leveling Head ground to the measurement ground touch contact of the two grounds is often sufficient but a back to back terminator or short will improve the verification Any signal now detected will be interfering with the measurement adding or subtracting according to its phase De tune the Interfering Signal For many low level measurements it is good practice to re tune the measurement away from any interfering transmission or coupled clock
27. Series Operators Manual ENTER Key ends the keypad data entry process and allows the user to move to another task Pushing causes the Instrument to inspect the data just keyed into the field and if it is valid to accept and retain the data The Instrument rejects invalid data and displays the reason for rejection on the status bar Screen Controls and Indicators Many of the front panel controls and indicators discussed earlier in this chapter are used exclusively for editing screen fields that appear on the display That is they enable the data entry editing process regardless of the selected screen The subsequent examples concentrate on the controls and indicators associated with the Leveled Sine screen They offer an excellent opportunity to apply information learned about the editing process Main RF Output Screens The Instrument provides three kinds of output signals sine modulated and swept User selectable screens as shown in Figure 3 7 provide the controls for each of these outputs Sra Re clk Leveling Fra Pull Profile AM Ref Cik Leveling Mod profile Sweep R Ck Leveling Leveling Head Int Int O O O Leveling Head Int mO ItO Leveling Head It Int O Frequency UNOOOOOOOO M ere Frequency BOOOOOGOO Miz Geres Start MMMOOIOGTOOO MHz Levet 10 000 dBm Level 10 000 dBm evel Stop 10 000 000 000 MHz Mod rate 1 000 0 kHz Sine Level 10 000 dBm Depth 30 0 Linear step 1 000 000 kHz Step dwel
28. Small signals will have to be measured in a narrow noise bandwidth implying a tuned measurement e g Measuring Receiver or Spectrum Analyzer To ensure accurate tuning of the measurement it is likely that a Reference Clock will pass between or be fed to all of the instruments involved This clock will be a relatively large impure signal gt 1 V pk pk typically at 10 MHz possibly a square wave Such a clock is likely to interfere with low level measurements at the clock frequency and its harmonics To minimize interference at harmonics of the clock use a sinusoid clock or a filtered digital square wave or pulse clock Reference Clock distribution connects the source and measurement instruments by two paths the signal path small signal and the clock path large signal The following design features of the Instrument minimize common mode coupling of the clock to the signal e Attenuation in the Leveling Head close to the Load e Floating RF Common e Transformer coupling of the Reference Clock input and output Another way to reduce common mode coupling at the measurement instrument is to route the Reference Clock signal through a common mode choke a suitable ferrite ring over its coaxial cable Other signal paths between the source and measuring instruments may also exist For example it may be necessary to isolate a GPIB connection at the measuring instrument use either a bus isolator or a common mode choke 3 119 96000
29. Specifications Options and Accessories 1 Table 1 3 List of Options and Accessories for 96040A Option Accessory Explanation Mainframe with 4 GHz 50 Q Leveling Head and Manual and this manual set e Printed Safety Information Sheet 96040A e CD with the complete manual set PDF files including the Operators and Service Manual RF Interconnect Kit The kit includes e 1 Sacrificial N Connector Male to Female Adapter 50 Q 9600CONN e 1 Precision N Connector Female to Female Adapter 50 Q e 1 8mm Torque Wrench e 1 20 mm Torque Wrench 96000A 75 4 GHz 75 Q Leveling Head 9600FLT 1 GHz Wide Offset Phase Noise Filter including Instrument Mounting Kit Y9600 Rack Mount Slide kit 96000CASE Rugged Transit Case 96000 Series Operators Manual Specifications General Specifications 96040A and 96270A Performance All specifications apply to a 1 year calibration interval at an ambient temperature of Tcal 5 C Nominal factory Tcal calibration temperature 23 C Unless otherwise noted specifications are stated at a 99 confidence level Standard Interfaces IEEE488 2 GPIB 96270A only Compatible power sensor inputs 96270A only USB memory device 1 Warmup Time 60 minutes Temperature Operating 0 C to 50 C Specified Operation 5 C to 40 C Storage 20 C to 70 C Relative Humidity Operating or Storage Non condensing 5
30. Symbols ierre A E essai nana aanide 1 2 List of Options and Accessories for 96270A 0 cesceseeeceeeeeeeeeeeeeeenaeeeseenseeeseeees 1 3 List of Options and Accessories for 96040A ues eeceeeceeeeeeeeeeeeeeeenaeeneeeeeeeeeeeees 2M LAStHOF COMTEMUS iseeccteenecesitsciesssashswesasioanstantersvenbucdes maveerseluwcns htued dtasatesedd bageeeitenges 2 2 Dimensions for a Substitute Cushioned Shipping Container ee eeeeeeeeeneee 2 3 Power Cord for Various Regions 0 eeeceeseesceesceeseeceneceaeceseceaeeeseceeeeeeeeeeeeseneeeaes 2 4 Power Input Fuse ssiisiccsetscceGussetetivneccaiseasae EEEE EE Galieni wun cctiasat ites 3 1 Compatible Power SensOrswscie tices lessdeisasesssasoinecssasesuecerisberstsansostvseasaseseeasiveonnsbares 3 2 Reference Frequency Output Specifications 0 eee eee eeseceseceseceneceeeceeeeeeeeeeeeesaes 3 3 Reference Frequency Input Specifications eee eeeeeseeesceencecneeceseceaeceeeeeeeeeaes 3 4 External Modulation Input Specification FM and PM ee eeeeeeeseeneeeneeenees 3 5 External Modulation Input Specification AM eee eeeseeseeseecneecneeeeeeeeeeeeeenes 3 6 External Leveling Input Specification eee cecceeeceseeeeeceeeeeeeeeeeeesaeeeaeeeaeeenaes 3 7 External Frequency Pull Input Specification eee ssceeneecneeceeeeeeeeeeeeeeeeaes 3 8 50 MHz Frequency Counter Input Specifications 96040A seese 3 9 300 MHz Frequency Counter Input Specifications 96270A sesser 3 10 Sweep Trigger Input Spec
31. The subsequent list of features let you integrate the Instrument into a typical RF calibration system Accurate level attenuation over a wide dynamic range Precision internal AM FM modulation including External Modulation capability Frequency Range includes LF RF and microwave High signal purity with no additional filtering and extremely low phase noise and jitter Leveling Heads to ensure direct and precise signal delivery to the load e Integrated dual channel power meter readout 96270A USB port for profile data transfer only supports memory stick not available on 96040A e Integrated 300 MHz Frequency Counter 50 MHz in 96040A e IEEE 488 Remote Interface Remote command emulation of the 9640A RF Reference Source and some other signal generators Rack Mount Slide Kit optional e 1 GHz Wide Offset Phase Noise Filter optional Introduction and Specifications Options and Accessories 1 hpn317 eps hpn316 eps Figure 1 2 96270A RF Reference Source Options and Accessories Table 1 2 and Table 1 3 provide a list of the instruments options and accessories available When ordering an option or accessory after the original purchase include a reference to the Instrument as well as the description from the subsequent table 96000 Series Operators Manual Table 1 2 List of Options and Accessories for 96270A Option Accessory 96270A Explanation Mainfr
32. able to show file or path names greater than eight characters The Instrument follows established practice for displaying longer file directory names by truncating and inserting the tilde character when necessary Existing files directories on the memory stick are not modified by this display process Push the Export Profile softkey to export the selected file The file is saved with a fixed time date stamp as the Instrument does not have a real time clock feature The memory stick may be removed when file transfer is complete Local Operation 3 Instrument Operation Profile Self Measure Self Characterization The Instrument has the ability to use a connected power sensor to measure and characterize the output See Figure 3 45 for typical examples that use the Microwave output Self characterization is also possible when the Leveling Head output is used Instrument URW 962700 FF REFERENCE SOURCE MICROWAVE OUTPUT Leveling Sensor Reference Sensor HEAD CONTROL SENSORS 4 Splitter Reference Plane established here Instrument IRIE 96270A FF REFERENCE SOURCE MICROWAVE oul HEAD RF OUTPUT Reference Sensor l j q Reference Plane established here hpn365 eps Figure 3 48 Self Characterization Connections 3 113 96000 Series Operators Manual 3 114 The appropriate output Leveling Head or
33. at Start on completion Triangle Repetitive Repeating bi direction sweeps from Start to Stop to Start If External triggers are enabled for each sweep the frequency waits at the Start value until receipt of trigger Squelch Enable When enabled Squelch is active between all frequency transitions Disable When disabled Squelch is active only at hardware range boundaries Trigger Type Output Configures rear panel BNC connector as sweep trigger output generating a trigger at the start of each sweep and allows the Sweep to run repetitively or as a single shot when initiated Start Sweep key Input Configures rear panel BNC connector as sweep trigger input to receive external triggers The Start Sweep key arms the system and the sweep begins when an external trigger is received Disable Disables the rear panel BNC and allows the Sweep to run repetitively or as a single shot when initiated Start Sweep key Trigger Edge Rising Falling Defines the edge polarity generated as a trigger Output or the edge polarity that triggers in the case of Input Progress Bar Units As Range at this point 1 Range or Span Centre Frequency Span inputs are transparently converted to Start and Stop values and are bound 2 Single or Repetitive Like an oscilloscope on single shot or repetitive sweep 3 Disable Output or Input When configured as Output or Input this fea
34. be zero Note On the 96040A the rear panel connector labeled 300 MHz Counter Input is not used as an input for frequency counter measurements Local Operation Instrument Operation 3 Table 3 30 96040A Frequency Counter Readout and Fields C t Ref Clk Input ounter Int Sinal Take 10 000 072 6 MHz Reading Gate Time 2 Seconds Reading mode Single shot Fasadna Repetitive Single shot hpn84 bmp Field Range and Resolution Units Frequency Counter 10 000 000 000 Hz to 50 000 00 0 00 Hz kHz MHz Measurement MHz i 80s 10o0r 11 digits shown 20s 9or10 digits shown 2s 8 or 9 digits shown 0 2 s 7 or 8 digits shown Gate Time Repetitive Readings run continuously without a trigger event Reading Mode Single Shot A single reading is taken in response to a trigger event Generates a Single Shot trigger event to initiate a reading Take Reading This softkey is only available when Reading Mode is set to Single Shot 1 Frequencies are automatically shown in units of Hz kHz or MHz Number of digits depends on gate time selected and display auto ranging points arranged in decades at 1 099 999 9 99 9 1 100 000 000 2 The Frequency Counter input is AC coupled and input sensitivity is 0 5 Vpk pk through to a maximum of 5 Vpk The counter is specified to 0 9 MHz but typically operates to below 10 Hz 3 In addition to the Take Reading softkey trigger events ca
35. channel number within the Sensor Preferences softkey legend will change according to the selection made The selection and will remain until the other sensor is subsequently selected Push the Sensor Preferences softkey to show the Power Meter Preferences screen shown in Table 3 32 Sequentially select each of the preference fields with the softkeys to the right of the screen While each field is selected use the softkeys along the bottom of the display or the spin wheel to choose a preference To exit the screen push the Back softkey or push one of the function keys Cone Quon weer or meas or erue Power Reading Averaging and Triggering The power readout averaging and trigger preferences settings and corresponding GPIB commands control the averaging factor and type applied by the power sensor when averaging readings for display or output via GPIB 3 100 When the Averaging preference is set to Auto the power sensor continuously determines the averaging factor depending on the power level with a maximum settling time of 4 seconds for the sensor s averaging filter Alternatively a specific averaging factor value between 1 and 32768 in a 2 sequence may be selected When the Trigger preference is set to Continuous the power readout shows the rolling average of the power sensor readings Local Operation 3 Instrument Operation When the Trigger preference is set to Single the Take Reading softkey is shown
36. consists of these major sections e Data fields e Soft labels e Status bar 3 9 96000 Series Operators Manual Push any one of the main function keys on the front panel sine woo Sweer to show the appropriate main screen on the display see the Leveled Sine screen below Editable data fields occupy the central portion of the screen the status bar is at the top of the screen The soft labels run down the right side and across the bottom of the screen See Figure 3 5 Ref Clk Leveling Frq Pull Sine wO wO O Frequency LOO 000000 MHz te End Level 10 000 dBm Sine Preferences Setas Reference Goto Reference Frequency Offset hpn23 bmp Figure 3 5 Leveled Sine Screen Data Fields Data fields contain numeric values that effectively describe the present output parameters of the Instrument After power on these fields all contain default values To change or edit these values 1 Bring up an appropriate screen for example the Leveled Sine screen shown in Figure 3 5 2 Select the field that requires editing use a softkey 3 Select an edit mode Cursor or Step push the softkey again 4 Edit the data in the field using the appropriate controls When selected field focus is easily identified by the shading of its data In Figure 3 5 for example the Frequency field has the focus and the edit mode is Cursor as identified by the black cur
37. dB 1 5dB 15dB 41 5aB__ Specified 1 Also applies as typical accuracy at frequencies lt 10 Hz 2 Specifications are typical for frequencies gt 2 GHz Leveled Sine Specifications at Microwave Output 96270A Frequency Range 1 mHz to 27 GHz Resolution Standard lt 100 MHz 0 001 Hz 1 mHz 2100 MHz 11 digits 210 GHz 12 digits Enhanced lt 4 GHz 0 000 01 Hz 10 u Hz 24 GHz 0 000 1 Hz 100 uHz Accuracy Internal Frequency Reference 0 05 ppm 5 uHz External Frequency Reference 5 wHz 96000 Series Operators Manual Microwave Output Direct At the front panel Microwave Output connector Amplitude set on instrument front panel and delivered at the front panel Microwave Output connector Amplitude Range 4 dBm to 24 dBm gt 1 4 GHz 20 dBm With Low Level Microwave Output option 100 dBm to 24 dBm gt 1 4 GHz 20 dBm gt 20 GHz 18 dBm Amplitude Resolution 0 001 dB Amplitude Accuracy Typical into 50 Q 4 dBm to 24 dBm up to 4 GHz 0 5 dB 4 GHz to 26 5 GHz 1 0 dB VSWR lt 2 0 Connector PC2 92 mm female 1 Amplitude specifications apply into 1 0 VSWR match only 2 Internal step attenuator rated to 1 5 million operations Microwave Splitter Sensor Output At the leveling splitter output port connector Amplitude set on instrument front panel and delivered at
38. described below to access the alpha characters When you enter an alpha character push the key containing the desired character The first character in the alpha grouping appears in the field Push the same key again to advance to the next character in the alpha grouping ALPHA Key controls access to the numeric default level 1 and alpha level 2 characters The key operates in a toggle mode When the light is off the numeric characters are accessible Push to illuminate the key to enable access to the alpha characters NEXT CHAR Key is functional when the light on is illuminated After an alpha character key is pushed and the required character is selected use to advance the cursor to the next character position When the field data is complete push f BKSP Key Backspace permits editing of characters during a keypad data entry session After you enter the first character in a field push to delete the last available character and allows another character to be entered in its place This backspace action is available as long as characters are present in the field SPACE Key functions exactly like the space key on a PC keyboard Push to insert a space character to separate any combination of alphanumeric characters EXP Key Exponent Push to enter numeric data with an exponent While entering a number pushing ends the numeric sequence by inserting a capital letter E to indicate that the next number is an exponent 96000
39. field reacts to and like a counter That is as the value under the cursor increases past nine 9 the number in the next higher decade increases by one 1 Similarly as the value under the cursor decreases past zero 0 the number in the next higher decade decreases by one 1 When the Instrument is in the operate mode 7 light on the RF Output responds immediately to changes to its field values Local Operation 3 Controls Indicators and Connectors Spin Wheel The Spin Wheel performs the same editing function as and described in the previous paragraph However as the wheel is spun it continues to decrement ccw or increment cw the digit under the cursor This continuous spin action is useful for making larger changes to field values and to make real time changes to the RF Output Keypad The alphanumeric keypad supports direct keypad edit of a numeric field Alpha entry is also supported but only to allow the naming of user Saved Setups Alphanumeric Keys The alphanumeric keys are similar to those found on a calculator They include two levels of characters The default level includes the digits 0 through 9 The shifted or second level includes the alpha characters A through Z _ and The decimal point and minus characters work with both levels Notice that the alpha characters are grouped so that three or four characters appear on a single key much like the telephone keypad Use the ALPHA key
40. for use with the selected field During alphanumeric keypad edit the soft labels present a selection of scientific multipliers for use with the selected field These multipliers are shown in terms of the previously selected units watts dBm volts If a soft label contains no text pushing its adjacent softkey has no effect However when a labeled softkey is pushed the effect is immediate and obvious on the display Softkeys The Instrument has two sets of softkeys One vertical set running down the right side of the display and one horizontal set running across the bottom of the display Each of these softkeys has an adjacent soft label on the screen The primary function of the vertical softkeys is for selection of the focus field and in some cases the edit mode Cursor edit or Step edit for the focus field These keys are also used to temporarily present scientific multipliers during alphanumeric entry with the keypad and unit selections if is pushed The horizontal softkeys are associated with the soft labels across the bottom of the display These labels provide prompts to expand the current definition add remove fields or call another screen menu selection 96000 Series Operators Manual Status Bar The status bar consists of two regions across the top of the display see Figure 3 6 There are no keys associated with the status bar as its only function is to provide information Typically the left most label defines
41. highlight box around the sensor reading field and the input channel number within the Sensor Preferences softkey legend The sensor selection 1 or 2 is changed only by pushing the Sensor 1 or Sensor 2 softkeys Entering or modifying a Reference Level or Frequency value for either of the sensors with the cursor keys spin wheel or keypad does not change the sensor selection Push the Go to Absolute softkey to return to absolute measurements for the selected power sensor channel This action removes the Reference Level field and Reference softkeys for the selected power sensor and also the Meas to Ref Level softkey Local Operation 3 Instrument Operation Change Units for Relative Power Measurements The available choice of units for a relative measurement is determined by the units set for the Reference level e Reference Level in dBm or dBuV allows Relative units of only dB e Reference Level in W allows Relative units of W or e Reference Level in Vrms or Vp p allows Relative units of V or Note If relative power meter readout is shown on the Power Meter readout screen when selected the Signal Status screen or Source Measure display shows the absolute level readings not the relative measurement The units shown are set for the Reference Level field in the Power Meter screen However the display autoranges and therefore may show a different units multiplier For example Power Meter screen Reference Level is shown in wat
42. in the Power Meter Readout screen as shown in Figure 3 40 In response to the push of the Take Reading softkey or receipt of a GPIB trigger event the selected power sensor readout shows the block average of the power sensor readings The status bar at the top of the screen shows virtual LED trigger reading completion status indicators for each power meter readout channel The indicator illuminates amber when the sensor is taking a reading and illuminates green when the reading is complete The indicator remains blank if no power sensor is connected to the corresponding sensor channel Sensor 1 4 967 dBm Sensor 1 Frequency 300 0 MHz Frequency Sensor 2 0 210 dBm Sensor 2 Frequency 18 0 GHz Fremeni Frequency Take Go to Sensor 1 Counter Reading Relative Preferences hpn70 bmp Figure 3 40 Power Meter Screen Trigger Single Selected Note Trigger Single and the Take Reading softkeys are only available in the Power Meter screen When the Signal Status screen is shown power meter readings are taken and shown continuously as a rolling average with the averaging factor applied according to the averaging preference settings In the Source Measure display layout displayed power meter readings are taken and shown continuously with a rolling average according to the averaging preference settings The averaging filter is restarted when the output level is changed 3 101 96000 Series Operators Manual Relative Pow
43. is pushed the calibration screen also shows the serial number of the Base Unit with which that head is calibrated See Figure 3 3 i Ref Cik Leveling Calibration m mO Head and Base Associations Heads last adjusted with this base 509 head 000002 750 head UNDEFINED Head fitted 96040A 50 Head serial 000012 Adjusted by Base UNDEFINED To adjust press Adjust Instrument Adjust Instrument Back hpn21 bmp Figure 3 3 Calibration Screen Local Operation 3 Controls Indicators and Connectors SIGNAL Key 96270 Push to show the Signal Status screen and select the signal output from either the Leveling Head or Microwave Output The Signal Status screen also shows the currently selected output the readings from any connected power sensors and the current Profile selection The operation of the power meter readout function and the selection and use of profiles are explained later in this chapter See Figure 3 4 Sine Ref Clk Leveling Freq Pull Profile Leveling Head Int mO O O Signal Status Microwave Output Signal output Leveling head Sensor 1 Not fitted Sensor 2 Not fitted Selected profile None hpn22 bmp Figure 3 4 Signal Status Screen Display The display is a visual line editor menu for configuring the output of the Instrument and a monitor for verifying the configuration and output settings for the Instrument The screen portion of the display
44. ms 96270A Microwave Output lt 40 ms Trigger Input Sync Output Rear panel Trigger I O BNC connector selectable as sweep trigger input or sweep sync output Trigger Input TTL compatible logic input selectable as rising or falling trigger to start sweep Typically lt 1 ms delay from trigger to sweep start Sync Output TTL compatible logic output selectable as rising or falling sync pulse coincident with sweep start Typical pulse duration 250 us Typical time alignment 15 ms to 18 ms from sweep start when dwell time gt 20 ms 1 ms when dwell time lt 20 ms delay ensures settled signal at the trigger point 1 Narrow range locked sweep provides phase continuous constant amplitude frequency sweep without hardware boundaries when sweep range setting lt 0 03 of center frequency and center frequency gt 15 625 MHz 2 When selected Squelch is active between all frequency transitions When deselected Squelch is active only at hardware range boundaries Squelch is not active in narrow range locked sweep Introduction and Specifications Specifications 1 Frequency Counter Specifications Rear panel BNC connector 300 MHz Counter 96270A Input impedance selectable 50 Q dc coupled or 10 kQ ac coupled nominal AC coupled into 0 V threshold Input Rear panel BNC connector 50 MHz Counter Modulation Leveling and Frequency 96040A Pull Input Input impedance 10 kQ
45. n Measure Profile Microwave Points Start 1 000 000 000 MHz Stop 27 000 000 000 0 GHz Level 10 000 dBm Steps B50 Points Ref Plane At Sensor 1 Output Direct Back hpn89 bmp Figure 3 50 Measure Profile Measurement Points Units Selection Note When measurement points are set by step size and entering new values for start stop or step size the stop frequency number of steps or step size may change to accommodate the altered setting There will always be an integer number of points calculated from the start frequency and step size values 3 115 96000 Series Operators Manual Note The output level setting is the level that the automatic correction process establishes to within its repeatability as measured by the power sensor designated as the reference sensor The measurement reference plane will therefore be located where this power sensor s RF input is connected When the generated Profile is subsequently applied the Instrument reproduces the level at this reference plane Any cables or devices connected should be the same as those used during the self characterization process The Instrument level output field is to be set to the same value as Profile measurement level field during characterization If a Profile is used at any other level or the match conditions change the effects of changed or additional uncorrected mismatch errors may cause the level to be different Match conditio
46. rate frequency fundamental 4 Includes harmonic distortion and noise up to 5 times rate frequency Frequency and Phase Modulation Waveform FM Sinusoidal or External signal PM Sinusoidal or External signal Carrier Frequency Fc 9 MHz to 4 GHz Carrier Frequency Accuracy Internal Frequency Reference 0 05 ppm 240 mHz External Frequency Reference Ext Freq Ref Accuracy 240 mHz Rate Fr 1 Hz to 300 kHz Rate Resolution 0 1 Hz 5 digits Rate Accuracy 21 kHz 1 digit lt 1 kHz 10 mHz Deviation Fd Fe 9 MHz to 31 25 MHz FM 10 Hz to 300 kHz PM lt 1000 rad Fe 31 25 MHz to 125 MHz FM 10 Hz to 750 kHz PM lt 1000 rad Fe 125 MHz to 4 GHz FM 10 Hz to 0 12 Fe PM lt 1000 rad or 0 12 Fe Fr Deviation Resolution FM 0 1 Hz 5 digits PM 0 0001 rad 5 digits FM PM Sine Deviation Accuracy P 3 of setting 240 mHz Typically 0 25 of setting 240 mHz for lt 50 kHz rate FM PM Sine Distortion lt 40 dBc 1 20 dB decade above 10 kHz See chart Typically lt 65 dBc 20 dB decade above 1 kHz 1 96270A Modulation not available above 4 GHz Splitter Sensor leveling not available in Modulation functions 2 Internal phase modulation is generated by applying sinusoidal frequency modulation with peak deviation derived from the phase deviation and rate settings Fd od x Frate 3 See chart showing maximum availab
47. relevant South Korean AC Alternating Current EMC standards This product complies with the WEEE Directive 2002 96 EC marking requirements The affixed label indicates that you must not discard this electrical electronic product in domestic household waste Product Category With reference to the equipment types in the WEEE Directive Annex this product is classed as category 9 Monitoring and Control Instrumentation product Do not dispose of this product as unsorted municipal waste Go to Fluke s website for recycling information Lf Introduction and Specifications 1 Safety Information General Safety Summary This manual contains information and warnings that must be observed to keep the Instrument in a safe condition and ensure safe operation Using or servicing the Instrument in conditions other than as specified in this manual could compromise your safety To use the Instrument correctly and safely read and follow the precautions on the next few pages as well as the safety instructions or warnings given throughout this manual In addition follow all generally accepted safety practices and procedures when working with and around electricity AA Warning To prevent possible electrical shock fire or personal injury Read all safety information before you use the Product Carefully read all instructions Use the Product only as specified or the protection supplied by the Product can be compromised
48. secure the Instrument as described in the previous paragraph If you must substitute for the original container choose a substitute that will provide shock isolation comparable to the original container Recommended dimensions for a substitute cushioned container are given in Table 2 2 Prepare the Instrument for Operation 2 Power Considerations Table 2 2 Dimensions for a Substitute Cushioned Shipping Container Box Container Length Width Depth 720 mm 28 5 in 570 mm 22 5 in 360 mm 14 2 in Corner Cushions gt 60 mm 2 4 in depth of expanded polyethylene 35 kg m at the Instrument corners Power Considerations The Instrument can operate with an ac power input from 100 V to 240 V with additional voltage fluctuations of 10 No line voltage selection is necessary The Instrument ships with a power cord from the factory configured to match the requirements of your local ac line power If the Instrument is relocated to another region it may be necessary to reconfigure it with a different power cord to match the ac line power of the new location see Table 2 3 Replace the Power Cord AA Warning To prevent possible electrical shock fire or personal injury connect an approved three conductor mains power cord to a grounded power outlet The various power cords available for use with the Instrument are listed and shown in Table 2 3 Use the table to identify your general location and the
49. the RF Output signal sine modulated or swept and the selected output path for the 96040A at the Leveling Head output only and for the 96270A at the Leveling Head or Microwave Outputs It also indicates a GPIB command emulation mode The right most region contains status indications virtual LEDs pertinent to the current output signal Operator error messages such as value too low are also shown in this region See Figure 3 6 Explanation of LED colors Leveling Freq Pull Fins Ref Clk Leveling Head Ext amp Int C Off sek Profile Q C Green Active or OK White Inactive Note Red Flashing Not OK e g Out of Lock On a printed black and white page the LED colors may be distinguished by the X that shows within the red LED and the O within the green LED A white LED is blank hpn023 eps Figure 3 6 Status Bar Field Editor There are two control sets to incrementally edit field data They are the cursor keys and the spin wheel Cursor Keys The cursor keys are a group of four keys marked with right left up and down arrows 9 These are the main editing keys to make minor changes in a field s numeric data Each push of or moves the cursor one decade to the left or right Each push of or increments or decrements the digit under the cursor by one Using these cursor keys in combination allows the user to edit select any data in a focus field The data in the focus
50. to Cursor edit In Cursor edit mode the focus field pattern is shaded with a black cursor placed over a single digit In addition the soft label for the field includes a Step edit marking when appropriate as shown in the subsequent Leveled Sine screen The cursor keys provide for right and left cursor movement within the field To adjust the value of the selected digit the user may choose between and or the spin wheel To ensure access to the full dynamic range and resolution of the Instrument notice that the cursor will move beyond the left and right most digits in the field See Figure 3 8 Leveling Head Int Int O O O F Frequency MOOO 000 MHz ter Ean Level 10 000 dBm v Sine Preferences Setas Reference Go to Reference Frequency Offset hpn27 bmp Figure 3 8 Leveled Sine Step Edit If when in the Cursor edit mode the soft label includes a Step edit marking pushing the softkey for the focus field changes the edit mode to Step edit Notice that Step edit is not available for inappropriate fields In Step edit mode the focus field pattern is fully highlighted all black with white characters In addition the softkey label for the field includes a Cursor edit marking See the subsequent Step Edit screen Effectively the entire field is selected for edit making cursor movement within the field unnecessary Instead of allowing the edit of a single character S
51. to show the Modulation Preferences screen shown in Table 3 24 3 Sequentially select each of the preference fields using the softkeys to the right of the screen While each field is selected use the softkeys along the bottom of the display to choose a preference 4 To exit the screen push the Back softkey or push one of the signal function keys SmE mor J weer or meas or Serur Table 3 24 Modulation Preferences Fields AM Ref Clk Leveling Mod Profile Leveling Head Int nO iIntC O AM Preferences Mod waveform Sine Hod waveform External Coupling External coupling AC Trigger Out Trigger out Disable Triangle External hpn57 bmp Field Preference AM Waveform Sine Triangle External External AM Coupling AC DC AM Trigger Output Disable Rising Edge Falling Edge On Similar Screens for FM and PM Modulation Preferences FM or PM Waveform Sine External External FM or PM Coupling AC DC FM or PM Trigger Output Disable Rising Edge Falling Edge 1 Modulation Trigger Output not available in External 3 70 Local Operation 3 Instrument Operation Define an Amplitude Modulated Output Signal Use the following procedure to create an amplitude modulated output signal and if required to define the incremental step values by which the frequency level modulation rate and depth of the output signal can be increased and decrease
52. via GPIB To export a Profile the required file must first be selected from the Setup Profile screen shown in Table 3 33 Push to show the Setup Profile screen and select the required Profile as described earlier in this chapter Then push the Export Profile softkey to bring up the Export Profile screen After a brief delay the Export Profile screen is shown as shown in Figure 3 47 displaying the contents of the memory stick is inserted in the USB port otherwise the instrument displays a prompt to insert a memory stick into the port Export profile as file ATT_FLAT CSV CM CORRD 2 a ff CAL_DATA i fo DRIFT_ 1 Open z Directory Export Profile hpn78 bmp Figure 3 47 Profile Export Screen Memory Stick Directories Shown 3 111 96000 Series Operators Manual 3 112 If the memory stick contains directories and sub directories the directories will be shown and the required destination directory can be selected and opened for storage of the Profile file in a similar manner to that described above for Profile import Use the Page Up and Page Down softkeys the front panel cursor up down keys or the spin wheel to select the required directory Push the Open Directory softkey to open the directory The Profile file name selected for export is shown at the top of the screen and the path on the memory stick selected as the target for saving the exported file is shown at the bottom of the screen The Instrument is not
53. 0 kHz lt 10 MHz 128 MHz 300 MHz 1 4 GHz 3 GHz 4 GHz gt 20 to 24 0 03dB 0 00dB 0 04 dB 0 04 dB Output not available gt 14 to 20 0 03dB 0 00dB 0 04 dB 0 04dB 0 06 dB 0 2 dB 17 to 14 0 03dB 0 00 dB 0 04 dB 0 04dB 0 06 dB 0 2 dB 0 3 dB 0 3 dB 48 to lt 17 0 03dB 0 00 dB 0 04 dB 0 04dB 0 06 dB 0 2 dB 0 3 dB 0 5 dB gt 74 to lt 48 0 00 dB 0 2 dB 0 1 dB 0 1 dB 0 4 dB 0 5 dB 0 5 dB gt 84 to 74 0 00 dB 0 5 dB 0 1 dB 0 3 dB 0 5 dB 1 0 dB 1 0 dB gt 94 to 84 0 00 dB 0 5 dB 0 3 dB 0 5 dB 1 0 dB 1 0 dB 130 to 94 Not Specified 1 Also applies as typical accuracy at frequencies lt 10 Hz Absolute Amplitude Accuracy 75 Q Output Amplitude 10Hz gt 20kHz gt 100 kHz 10 MHz gt 125 MHz gt 300 MHz gt 1 4 GHz gt 3 GHz dBm to to to to to to to to lt 20 kHz lt 100 kHz lt 10 MHz 125 MHz 300 MHz 1 4 GHz 3 GHz 4 GHz gt 14 to 18 0 12dB 0 12 dB 0 12dB 0 12 dB Output not available gt 8 to 14 0 12dB 0 12 dB 0 12dB 0 12 dB 0 15dB 0 25 dB 23 to 8 0 12dB 0 12 dB 0 12dB 0 12 dB 0 15dB 0 25 dB 0 3 dB 0 5 dB 54 to lt 23 0 15dB 0 15 dB 0 15dB 0 15 dB 0 20 dB 0 5 dB 0 5 dB 0 5 dB gt 80 to lt 54 0 2 dB 0 2 dB 0 2 dB 0 5 dB 0 5 dB 0 5 dB gt 90 to 80 Not Specified 0 7 dB 0 7 dB 0 7 dB 1 0 dB 1 0 dB 1 0 dB gt 100 to 90 0 7 dB 0 7 dB 0 7 dB 1 0 dB 1 0 dB Not 120 to 100 1 5
54. 040A or 96270A RF Reference Source 1 96040A 50 Leveling Head 1 96040A 75 Leveling Head Optional Carrying Storage Case for the Leveling Head the optional 75 Q Leveling Head and the 4 optional RF Interconnect Kit Carrying Storage Case for the HE Leveling Kit the Second Sensor and the 9600FLT Optional 1GHz Wide Offset Phase Noise Filter and Mounting Kit 9600FLT 1GHz Wide Offset Phase Noise Filter and Mounting Kit Optional 96000 Series Safety Information Sheet 1 CD ROM Manual Set 1 Line Cord 1 Certificate of Calibration 1 Y9600 Rack Mount Slide Kit Optional 96000CASE Ruggedized Transit Case ships separately Optional Q96000CONN RF Interconnect Kit Connector Adapter and Torque Wrench Kit for 96270A Optional 9600CONN RF Interconnect Kit Connector Adapter and Torque Wrench Kit for 96040A Optional Store and Ship the Instrument To store the Instrument 1 Put the Instrument inside a sealed plastic bag 2 Put the bagged unit inside the cushioning material inside the original shipping container 3 Close and secure the container This container is the most suitable storage receptacle for the Instrument It provides the necessary shock isolation for normal handling 4 Store the boxed Instrument in a location that complies with the storage environment specification See Chapter 1 Introduction and Specifications Whenever it is necessary to ship the Instrument use the original shipping container if possible Pack and
55. 100 ms Duration 15m 0 0000 Goto Setas Reference Reference hpn24 bmp hpn25 bmp hpn26 bmp Figure 3 7 Control Screens for the RF Output Signal Push sme to set the Instrument to standby and show the Leveled Sine screen This establishes the sine wave as the selected RF output signal The same is true of the and keys As each key is pushed the Instrument enters standby and brings up the corresponding modulation or sweep screens On the 96270A model push to show the Signal Status screen and to allow the output to be selected between the Leveling Head and Microwave Output Push to set the Instrument to operate and adjust the RF output signal to match the screen Data fields within each screen contain values typically numeric data which define the parameters of the RF Output signal By editing these values the user can precisely control the RF output signal Local Operation 3 Screen Controls and Indicators Edit Modes The Vertical Softkeys Each numeric data field supports up to three edit modes e Cursor edit e Step edit e Keypad edit Any time a field has the focus it is in one of the three edit modes A unique look or pattern identifies each of the modes The Cursor edit mode shows a shaded field with a black cursor placed over a single digit in the field The Step edit mode shows the entire field shaded black with white characters The keypad edit mode shows a shaded box for e
56. 23 kHz offset lt 2 GHz lt 72 dBc lt 4 GHz lt 66 dBc 96270A lt 8 GHz lt 60 dBc lt 16 GHz lt 54 dBc lt 27 GHz lt 48 dBc lt 4 GHz none Sub harmonics gt 4 GHz lt 60 dBc SSB AM Noise 10 MHz to 1 4 GHz lt 0 015 RMS in 50 Hz to 3 kHz Bandwidth typical 1 Typical for harmonic content above maximum output frequency for 96270A 96000 Series Operators Manual Hz RMS in 50 Hz to 3 kHz Bandwidth Hz RMS in 50 Hz to 15 kHz Bandwidth Residual FM Typical Typical 125 MHz 0 004 0 03 250 MHz 0 006 0 035 500 MHz 0 01 0 055 1 GHz 0 02 0 11 2 GHz 0 04 0 22 3 GHz 0 06 0 33 RMS Jitter Typical at 10 dBm output level Internal Frequency Reference Output Frequency Integration Bandwidth Phase m RMS Time fs RMS 155 MHz 100 Hz to 1 5 MHz 1 0 18 622 MHz 1 kHz to 5 MHz 4 0 18 2488 MHz 5 kHz to 20 MHz 14 4 16 SSB Phase Noise dBc Hz at 13 dBm Internal Frequency Reference Offset from Carrier Carrier Frequency Tuz Soe 10Hz 100Hz 1k z 10kHz 100kKHz 1 MHz 10 MHz 100 MHz T A Spec Spec Spec Spec Spec Spec Spec Spec Typical Typical Typical Typical Typical Typical Typical Typical Typical 96 116 132 143 150 153 154 T TOMEI 106 123 139 149 155 157 157 Not Specified 90 a13 a30
57. 36 FLUKE 1 800 363 5853 Europe 31 40 2675 200 Japan 81 3 6714 3114 Singapore 65 6799 5566 China 86 400 810 3435 Brazil 55 11 3759 7600 Anywhere in the world 1 425 446 61 10 To see product information or download manuals and the latest manual supplements visit Fluke Calibration s website at www flukecal com To register your product visit http flukecal com register product 96000 Series Operators Manual Safety Information This section addresses safety considerations and describes symbols that may appear either in this manual or on the Instrument A Warning statement identifies conditions or practices that could result in injury or death A Caution statement identifies conditions or practices that could result in damage to the Instrument or equipment to which it is connected AA Warning To prevent possible electrical shock fire or personal injury carefully read the information under General Safety Summary before attempting to install use or service the Product Symbols The safety and electrical symbols shown in Table 1 1 may appear on the Instrument or in this manual Table 1 1 Symbols A Risk of Danger Important ale Earth Terminal information See Manual Hazardous voltage Risk of electric Recycle shock Power ON OFF ee Conforms to European Union directives Intertek ETL listed mark for CSA Conforms to relevant Australian EMC C22 2 61010 1 and UL 61010 1 standards Conforms to
58. 5 GHz 36 62 82 99 102 103 123 143 143 SSB Phase Noise at 1 GHz with the 9600FLT wide offset phase noise filter 152 170 174 1 2 96270A Microwave Output only The 9600FLT Wide Offset Phase Noise Filter accessory is a narrow bandwidth 1 GHz bandpass filter for use with the 96000 Series models to reduce phase noise levels at high offset frequencies when operating at an output frequency of 1 GHz Introduction and Specifications Specifications 1 External Leveling Input Rear panel 50 MHz Counter Modulation Leveling and Frequency Pull Input BNC connector For external power meter leveling I User adjustable full scale voltage 1 V to 5 V positive polarity Input impedance 10 kQ nominal Maximum Input 5 V 1 For 96270A External Leveling is not available when using Splitter Sensor Leveling 2 With analog level control feedback from an external power meter readout instrument connected via the rear panel External Leveling Input External Frequency Control Input Rear panel 50 MHz Counter Modulation Leveling and Frequency Pull Input BNC connector Frequency Pull Range 5 ppm Frequency Pull Sensitivity User adjustable between 0 0001 ppm V to 1 0000 ppm V positive or negative polarity Input impedance 10 kQ nominal Maximum Input 5 V Modulation Specifications at Leveling
59. ANTIES EXPRESS OR IMPLIED INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTY OF MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE FLUKE SHALL NOT BE LIABLE FOR ANY SPECIAL INDIRECT INCIDENTAL OR CONSEQUENTIAL DAMAGES OR LOSSES INCLUDING LOSS OF DATA ARISING FROM ANY CAUSE OR THEORY Since some countries or states do not allow limitation of the term of an implied warranty or exclusion or limitation of incidental or consequential damages the limitations and exclusions of this warranty may not apply to every buyer If any provision of this Warranty is held invalid or unenforceable by a court or other decision maker of competent jurisdiction such holding will not affect the validity or enforceability of any other provision Fluke Corporation Fluke Europe B V P O Box 9090 P O Box 1186 Everett WA 98206 9090 5602 BD Eindhoven U S A The Netherlands 11 99 Chapter 1 Table of Contents Title Introduction and Specifications cccssseecesseseeeeesseeeeeeeeeeeeeeeneeeeeees About the Manual isccss cscevescsssees ss costeassnnscevsbeceessiacscstsdceaevensatiovssetasedhiawsenteteescees Comtactin PIUKG aieeaii ie i EEA rede KE EAE Aae Safety Infomation sieniniai iii ia SY MDOMS vives deeaseesticnaendsdeatessveanvesdtleatadssitevssasdecesseveeneasa E TEE atesuraedees General Safety Summary i cccssc ccscssseacsesecseveusecssessseaueuevbenscewssnnssaeviensscobsnessiee Prevent Instrument Damage 0 0 0 0 eee cece eceneceeece
60. C to 30 C lt 90 lt 40 C lt 75 lt 70 C lt 45 Altitude Operating lt 2 000 m Non operating lt 12 000 m Safety EN 61010 1 Pollution Degree 2 Installation Category II Electromagnetic Compatibility EN 61326 1 Controlled Applies to use in Korea only Class A Equipment Industrial Broadcasting amp Communication Equipment 7 2 This product meets requirements for industrial Class A electromagnetic wave equipment and the seller or user should take notice of it This equipment is intended for use in business environments and is not to be used in homes Line Power Voltage 100 V to 240 V rms with additional voltage fluctuations of 10 Frequency 50 Hz to 60 Hz with additional frequency variation of 3 Hz Power Consumption 250 VA 442 mm 17 4 in wide 146 mm 5 76 in high and 551 mm 21 7 in deep Dimensions including handles Mounts within industry standard 483 mm 19 in rack mount frames when fitted with Y9600 rack mounting kit Weight 18 kg 40 Ib 1 See Power Meter Readout specifications for compatible power sensor details me 442 mm 17 4 551 mm 21 7 e SaS SSS o El ET Ejo E x MfN gjs Mme hpn366eps 96040A and 96270A Dimensions Introduction and Specifications Specifications 1 Frequency Reference Input Output Specificat
61. Head Output 96040A and 96270A and Microwave Output 96270A Amplitude Modulation Waveform Microwave Output Leveling Head Output 96270A only 50 Q output 75 Q output Sinusoidal Triangle or External signal Carrier Frequency 50 kHz to 4 GHz Carrier Level lt 1 4 GHz lt 14 dBm lt 1 4 GHz lt 14 dBm lt 1 4 GHz lt 8 dBm gt 1 4GHz lt 8 dBm gt 1 4 GHz lt 8 dBm gt 1 4 GHz lt 2 dBm Carrier Level Accuracy As Leveled Sine 0 5 dB typical Carrier Harmonics lt 50 dBc typical Rate lt 125 75 MHz 1 Hz to 220 Hz lt 1 of Carrier Frequency gt 127 75 MHz 1 Hz to 100 kHz Rate Resolution 0 1 Hz 5 digits Rate Accuracy 21 kHz 1 digit lt 1 kHz 10 mHz Depth 0 1 to 99 Depth Resolution 0 1 lt 1 GHz milled bia io tebe al 4 dBm to 14 dBm lt 1 GHz lt 1 GHz 9 peciied ep 56 dBm with Low Level 56 dBm to 14 dBm 62 dBm to 8 dBm Accuracy and Distortion f Microwave O P Option AM Sine Depth Accuracy 3 of setting 0 1 for gt 5 depth Typically 0 75 of setting 0 1 for 10 to 90 depth lt 75 MHz carrier frequency AM Sine Distortion lt 40 dBc 10 to 80 depth for lt 20 kHz rate or for gt 20 kHz rate at lt 75 MHz carrier frequency Typically lt 50 dBc 10 to 80 depth lt 75 MHz carrier frequency 1 Modulation not available above 4 GHz All signal level
62. IB Preferences screen to be shown If necessary use the GPIB Address softkey to highlight the Address field 3 35 96000 Series Operators Manual 6 Use the scroll wheel keys or the keypad to enter a new address This can be the same address as another personality as only one will be Active See Figure 3 22 Ref Clk Leveling Profile mO MO 6 9640A GPIB Preferences GPIB address Pee Model S640 A LPNX Model Back hpn41 bmp Figure 3 22 3335 GPIB Preferences GPIB Address 7 If necessary use the Model softkey to highlight the Model field See Figure 3 23 This field corresponds to the lt model gt part of the IDN response for the selected emulation personality The model field is only shown for emulation personalities that support IDN 8 Use and the alphanumeric keypad to edit and set the displayed IDN response to the required 9640A series model number Push to save the edited model number To restore the default model number push to clear the field and then push p Ref Clk Leveling Profile mO MO 9640A GPIB Preferences GPIB address 18 RA Yode JEAOREPNRE rem Back hpn88 bmp Figure 3 23 9640A GPIB Preferences Model Entry 3 36 Local Operation 3 Instrument Operation Note The Instrument cannot emulate two emulation personalities simultaneously Therefore in theory it would not be possible to replace two legacy signal generators
63. Input Voltage 5 V dc 5 V pk absolute max Frequency Pull 0 0001 ppm V to 1 0000 ppm V Polarity amp Sensitivity adjustable Input Impedance 10 kQ Nominal Local Operation Rear Panel Controls and Connectors 3 Note When External Frequency Pull is used to phase lock two signal sources over a wide range of carrier frequencies it may be necessary to adjust Frequency Pull sensitivity This parameter contributes to system loop gain and in some cases may need to be adjusted to maintain fixed Hz V rather than ppm V Table 3 8 50 MHz Frequency Counter Input Specifications 96040A Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating Input Voltage 0 25 V 5 V dc 5 V pk absolute max 0 9 MHz to i Frequency Range 50 1 MHz Typically functional to 10 Hz Input Impedance 10 kQ nominal An external 50 Q thru terminator may be necessary at higher operating frequencies 300 MHz Frequency Counter Input Connector 96270A For the 96270A if the integrated Frequency Counter is in use this input will accept an ac voltage of the frequency to be measured capable of operating up to 300 MHz Input impedance is switchable between 10 kQ and 50 Q See Table 3 9 Table 3 9 300 MHz Frequency Counter Input Specifications 96270A Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating Input Volta
64. M Modulation screen the user can introduce an individual offset value for each of the four parameters of the signal Frequency Level Mod Rate and Depth Once the offsets are in place they remain active until they are changed or until the Instrument is powered on again To set an offset for one or more of the four signal parameters 1 2 3 Create an amplitude modulated output signal as described in the previous procedure Select the field to which the offset will be applied Frequency Level Mod Rate or Depth parameter field Select the corresponding Offset for the parameter bottom of the screen An Offset label appears on the right of the screen Push the Offset softkey to select the Offset field Push the Offset softkey and enter the desired offset value Notice that the value in the parameter field follows the offset value To toggle the offset value off and on use the Toggle Offset softkey at the bottom of the screen To disable the offset use the Offset Disable softkey at the bottom of the screen 3 73 96000 Series Operators Manual Table 3 25 Amplitude Modulation Fields AM Ref Clk Leveling Head Int Frequency L 00 000000 MHz Level 10 000 dBm Mod rate 1 0000 kHz Sine Modulation Select Mod Int C Leveling Int O Depth 30 0 Modulation Frequency On Offset Frequency Step Edit Hod Preferences hpn58 bmp Field Frequency
65. Manual e Have an approved technician repair the Product e Do not apply more than the rated voltage between the terminals or between each terminal and earth ground e Use good lifting practices when lifting or moving the Product The Product is an unbalanced load and can weigh as much as 18 kg 40 pounds e After the equipment has been taken apart ensure that the mains wiring connections have been correctly restored Two protective earth nuts are tightened to 1 5 Nm the covers are fitted securely and the mains insulation earth resistances has been checked using portable appliance test equipment Prevent Instrument Damage A Caution To prevent possible damage to the Product or to equipment under test The front panel Head RF Output and Head Control connectors on the Product are suited only for use with Fluke 96040A xx Leveling Heads or the 9600FLT 1 GHz Wide Offset Filter Only compatible power sensors should be connected to the front panel Sensor connectors No other connections are permitted The Leveling Heads are fitted with close tolerance metrology grade N connectors compliant with MIL C 39012 and MMC Standards for Precision N connectors When used in demanding metrology applications the Leveling Heads are likely to be mated with similar high quality connectors thus minimizing the opportunity for wear and damage However in applications that require frequent mating or mating to lower quality connectors the opportunity
66. Microwave must be configured with and then the Leveling Head Microwave toggle softkey If the Microwave Sensor Splitter Output is to be used ensure the Microwave output is selected and the power sensors and any other devices are connected to the splitter in the appropriate configuration To automatically create a Profile with self characterization push the Measure Profile softkey in the Setup Profile screen as shown above in Table 3 33 to bring up the Measure Profile screen shown below in Figure 3 49 Set Ref Clk eup Int i Begin Measure Profile Microwave Heira Start 900000000 MHz Stop 27 000 000 000 0 GHz Levelt 10 000 dBm Points 250 Points Ref Plane At Sensor 1 Output Direct Hertel hpn79 bmp Figure 3 49 Measure Profile Screen Use the softkeys to set start frequency stop frequency level at which the profile is to be measured see note below number of measurement points minimum 3 equally spaced frequency points between the start and stop frequencies and reference plane power sensor configuration The default values are different for Leveling Head and Microwave output selections Local Operation 3 Instrument Operation The measurement points can also be set in terms of frequency step size instead of number of points To enter a frequency step size value push the Points softkey and then push Use the Hz softkey shown in Figure 3 50 to change from number of points to step size Set Ref Clk etup
67. NE EEEREN SERA ARR iai oin E e E E E E T T E E TT TO A LA E A A E T E Bat S E E E E E Field Edit ots cc scedv ei scchev wesaeta loesdietdwcsatdevdesatheccdauelassdulee EEREN EREA RENAE ENTER Key inccicttstecsscessteensiitecwcetasune debisazessd shageosl lescessrataveesyinetesnacdaseexlioees Screen Controls and Indicators 0 0 0 ee eeeeceeseeeneeeseecneeceaeceaeceaeceeeeeeeeeeeeeeeesaes Main RE Output Screens ic cticvi acseseecsssieberassives atohievateeser seeders riven Edit Modes The Vertical Softkeys ee ee eeeeeeeeseeeseeeseecnaecnaeceaeeeeeeeneeees Expanded Settings The Horizontal Softkeys Preferences Softkey orseson ene EEE EE EEE Offset SOKE Y vec ices canch inasi tE EENE EEOAE NER GEA Toggle Offset Sottkey s cicasscctssssceetasctiarsiatiectiinindaceamasieiesse Offset CAs Error SOttKEY iexiticcesstscecdesasdeauns sbtacdeadezecustuesesevss cacausessavavenlacedss Reference SOmK ey Seis iisevcts a centeno arenie oeer enea aN avai deeded Contents continued Referenc Off SOMKECY s scieiscccsessiaccsddscdevsteesceesshaustevsescsevsabesaaebiesncdsslesnees Frequency and Level Track Main SoftkeySs 00 cece ceeceeeeeeeeeeeeeeeeeeenee Rear Panel Controls and Connectors 0 ceecesceseceseceseeeeeeeecnaeceaeeeaeenseeeseeess Power Block and Switch ee ceeceecseeceseceseeeseeeeeeeeaeeeseeeaeecsaecaecsaecsaeesaeeees IEEE 488 ConmeCton ssvicss cciesdeacsvveechccbassesiteves ossies assieusia west sieneeteysarec
68. Series male 130 dBm to 24 dBm 0 2 uV to 10 V pk pk 130 dBm to 18 dBm 0 13 uV to 6 3 V pk pk Range gt 125 MHz 20 dBm gt 125 MHz 14 dBm gt 1 4 GHz 14 dBm gt 1 4 GHz 8 dBm Resolution 0 001 dB 0 001 dB lt 100 MHz lt 1 05 lt 100 MHz lt VSWR lt 2 GHZ lt 1 1 lt 1 GHz lt 1 2 2 GHz to 4 GHz lt 1 0 0 05 xf GHz lt 2 GHz lt 1 3 96000 Series Operators Manual Attenuation Attenuation 100 kHz to 128 MHz 50 Q Output Relative to 16 dBm output 0 dB to 55 dB 0 02 dB 55 dB to 64 dB 0 03 dB 64 dB to 74 dB 0 05 dB 74 dB to 100 dB 0 07 dB 100 dB to 116 dB 0 15 dB 75 Q Output Relative to 10 dBm output 0 dB to 33 dB 0 07 dB 33 dB to 64 dB 0 1 dB 64 dB to 100 dB 0 2 dB 100 dB to 110 daB 0 4 dB Cumulative and Incremental Attenuation To determine the attenuation specification between any two output levels apply an RSS summation of the dB values listed for each output level Relative to any level between 16 dBm and 100 dBm 10 Hz to 128 MHz 16 to 39 dBm 0 02 dB 39 to 48 dBm 0 03 dB 48 to 58 dB 0 05 dB 58 to 84 dBm 0 07 dB 84 to 100 dBm 0 15 dB Relative to any level between 10 dBm and 100 dBm 10 Hz to 128 MHz 10 dBm to 23 dBm 0 07 dB 23 dBm to 54 dBm 0 1 dB 54 dBm to 90 dBm 0 2 dB 90 dBm to 100 dBm 0 4 dB 1 Specifications are typical at attenuation of more than 64 dB up
69. Table 3 12 Modulation Trigger Output Specifications Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating Output Pulse TTL 3 V Selectable as rising or falling edge From modulation waveform zero crossing Sine or positive peak Triangle Time alignment 500 ns Typical 3 31 96000 Series Operators Manual 3 32 Instrument Operation This section contains operating instructions for the Instrument Before using these instructions read the descriptions of the controls indicators and connectors provided earlier in this chapter These descriptions are sufficient to familiarize the user with most of the general processes for operating the Instrument These earlier descriptions provide all of the information necessary to access edit and interpret general screen information Before Starting Before you proceed with the instructions in this section complete the subsequent procedure 1 Prepare the Instrument for operation See Chapter 2 2 Learn the function of and how to use each of the controls indicators and connectors described earlier in this chapter 3 Account for any rear panel connections that may be necessary Set the power switch to on and set the Instrument to Standby push Approximately 4 seconds after switching on power the Instrument runs a self test Details of the power on self test are given earlier in Chapter 2 Set Global Prefe
70. adaetsrsadenueesueasvessassutecennaeaesettentts Unpack and Inspect the Instrument ee ceeceeeeeeeeeeeeseecaeecaecnaeceaeeeaeeeaeenes Store and Ship the Instrument eee seeesceesceceeeceseceaeceaeeeseeeseeeeeeeeeeeeeeeeaes Power ConsiGeratioms csie isis caicecsscccandes can aeaieie E AREE EERE EEO EEE Replace th Power Cord wsiciiscidssscivscceesursoanesde eetetdesaddonavs saree seaavatebsansuteesieaates Power On Sequence sisiriscs ratei aneen asset ae Ea EEE N EE REEE EEEE Power On Seli TeStsccsesssscsaetcvedcarisssdedivesstessenssecerisusdiecdensccdoausties an sieecavehis Power On State seieoitscctsaagsacciatiesccstaieagcdebiaseti aE EEEE nE Neea aE TESE 96000 Series Operators Manual Leveling Head Connections 96270A and 96040A Microwave Output Connections 96270A cccceeccessseceeseceeeeeeseeesnaeeeeaeeeeaees Power Sensor Connections 96270A c cccccssscccessssecessseeeessseceeseseeeeesseeeaeess Install the Instrument in an Equipment Rack ieee ceeceseceeeeeeeeeeeeeeeeeeeeeeaes Cooling Considerations i isseire iiaii aria User Initiated Self Test 0 0ii sccaveseieastassncaasssstededassderseteadenesasdecrsatacdsdashesderanteases Running Selt Lests icici stern inistessetsenlaiedeeep aa n eects Review the RESUIIS escecs cvesedcsseasdecectensvecenassadvetisteninsecteentyacdedayssondhavercsianasseten Operator Maintenances aiaiai Cleanthe Instrume it nerc aE E E EEEE Clean the Air FIET ereenn eE A NEE Replace the Line Powe
71. ailure Results 00 eeeceeessecssecsseceseceaeeeeeeeseeeeeeeeeeeeneeeaes 2 6 ACCOSS MME FUSE E seearedsetuatesasedatteshsdaceanessatdexsosatearaedaitesiiteces 3 1 Front Panel Controls Indicators and Connectors cccccccccccccececececececeesceeeeeeees BZs CSCUMIP SCLCSM E E E E ET E E 3 3 Calibralon Soleo ioaea aeia an EANA EEE AE CAE NE ENNE AENA T Eai 3 4 Sonal Status SCLeSM xssessihiscevsstvevevcheiges sactoouivetneseaededuneersibevetvudecdvvbaseseseasdugesitenges J Leveled Sine Screen asrasa ineei n EE hata cahes seas canvas EEEN AENEA e a OET T OOE I ET O O TN 3 7 Control Screens for the RF Output Signal ee eee ceecsseceeceeceeeeeeeeeeeeeeneeaes B28 Leveled Sime iiss decessckavecenssdeceisladbecsseddcceasadacsesvesaccesscedateesestecdssawacddevedaccessansetdenesaeces 3 95 Step Editie nenene tts cin N EEE E manana E E E EEE EAEE 3 10 Keypad at seca teres isise itin ns ENE AE E REEE E AEREN E A 3 11 Measurement UNIS asc ceccssecccdesssvecetasenccdesdevecitaseacdieidesccataiwadidasdeacciiaseaccdasavecddasweacts 3 12 Modulation Preferences cccccccccsssecessssseceeseeececseaaeeecsesaeeecseaaececseaaeeeeeeaaeeeseneaaes 3 13 Leveled Sine NO OSC tas sccsaisccheseessccehavsccd advances aaeaccdevveacceesansect edeaccechdaacadeaasscces 3 14 Leveled Sine Offset Applied oo eee eee eeseesneeeneeeneecnaecsaecsaecsaecnseeseeeseeeseeeeeaes 3 15 Leveled Sine Toggle Offset ccessssecssessceesseeesseees
72. airs of Frequency in Hz and level correction in dB along with a version number and comment The file format must be exactly version 1 0 lt comment gt lt CRLF gt lt frequency gt lt level correction gt lt CRLF gt lt frequency gt lt level correction gt lt CRLF gt lt frequency gt lt level correction gt lt CRLF gt lt frequency gt lt level correction gt lt CRLF gt lt EOF gt The version number applies to the Instrument profile implementation and format version not the users file or data version Use of any first line other than version 1 0 will render the file invalid The lt comment gt has a maximum of 200 characters longer entries will be truncated The field can be blank but the empty quotes must be present Extended UTF8 characters are accepted by the Instrument but will not be fully rendered when the comment is shown on the Instrument screen they will be shown as their hexadecimal encoded equivalents There must be a minimum of 3 lt frequency gt lt level correction gt points and the maximum is 5000 points Floating point values can take the form of basic floating point or scientific notation for example both 0 00001123 and 1 123E 5 are valid offset amplitude values The lt frequency gt lt level correction gt points can be listed in any order For example version 1 0 Flatness Splitter 6 0H6 0 44 7 0H6 0 45 8 0H6 0 49 9 0H6 0 52 10 0E6 0 56 The level correction
73. ame with 4 GHz 50 O Leveling Head and this manual set e Printed Safety Information Sheet e CD with the complete manual set including the Operators and Service Manual 96270A LL With extended Low Level Microwave Output Internal step attenuator extending Microwave output level range minimum from 4 dBm to 100 dBm This is a factory service upgrade that requires the return of the main Instrument and partner leveling heads 96270A HF With HF Leveling Kit The kit includes e 1 2 92 mm 40 GHz Power Sensor e 1 Precision PC3 5 26 5 GHz Power Splitter e 1 Precision 2 92 male 2 92 male Adapter e 1 Precision Metrology Grade 1 m Coax Cable 96000SNS Additional 2 92 mm 40 GHz Power Sensor 96000CONN RF Interconnect Kit The kit includes e 1 Interconnect N f to N f Adapter 50 Q e 1 Sacrificial N f to N m Adapter 50 Q e 1 interseries N f to PC3 5 m Adapter e 1 interseries N f to PC3 5 f Adapter e 1 lInterseries N m to PC3 5 m Adapter e 1 Sacrificial PC3 5 m to PC3 5 f Adapter e 1 Characterisation PC3 5 f to PC3 5 f Adapter e 1 8 mm Torque Wrench e 1 20 mm Torque Wrench 96000A 75 96040A 75 4 GHz 75 Q Leveling Head 9600FLT 1 GHz Wide Offset Phase Noise Filter including Instrument Mounting Kit Y9600 Rack Mount Slide kit 96270A S Remove USB Port 96000CASE Rugged Transit Case Introduction and
74. any countries Only connect the Product Microwave output equipment or transmission lines designed to prevent RF leakage at the level and frequency of the Product output Additional notes regarding good practice when sourcing and measuring high and low level signals are given at the end of this chapter To connect a Leveling Head to a UUT 1 2 3 Read and observe all of the preceding Cautions and Warnings Remove the plastic connector protection caps form the cable end connectors and save them for future use Connect the N connector on the Leveling Head to the input of the UUT Torque the N connector to 1 00 Nm 9 in lb using an N connector torque wrench The torque wrench is available as an accessory see Chapter 1 Options and Accessories Local Operation Instrument Operation 3 Connect the Microwave Output to a Unit Under Test 96270A The 96270A Microwave output can be connected to a UUT directly at the front panel or typically with a cable as shown in Figure 3 25 Connection to the Microwave output using the HF Leveling Kit is described in the subsequent Output Signal Routing section of this chapter Before connections are made to the Instrument Before connections are made read the Caution and Warning statements below to avoid damage to the instruments involved and to ensure measurement integrity ZA Caution To avoid damage to the Product e To prevent damage to the 2 92 mm Microwave Output conn
75. as described earlier in this chapter Measurement Integrity at High Signal Levels The maximum output level of the Instrument is unusually high 24 dBm into 50 Q and 18 dBm into 75 Q This power level could damage an RF load active or passive or exceed the maximum rated level of the load Measurement integrity can be impaired by load damage non linearity or self heating of the load Measurement Integrity at Low Signal Levels 3 118 The Instrument is capable of sourcing very small signal levels 130 dBm ina 50 Q system At low signal levels take particular care to eliminate interfering signals from the measurement The following notes discuss best interconnection and measurement practice Local Operation 3 Instrument Operation Eliminate Interference from the Ether To eliminate broadcast transmissions and other ether borne signals try the following Ensure all measurement system interconnections employ minimal length transmission lines of good shielding efficiency terminated correctly using high integrity RF connectors Where direct connection of the Leveling Head to the measurement load is not possible it is likely that rigid or double screened coaxial line will be necessary All RF connectors should be screw thread captured against precision mating surfaces e g SMA PC3 5 N Type TNC and better These connectors must be torqued correctly Eliminate Interference from System Clocks Common Mode and Ether Borne
76. as either an input or an output for sweep trigger signals and as an output for modulation trigger signals In either case this port is TTL compatible Sweep trigger input and output specifications for the port are shown in Tables 3 10 and 3 11 respectively Modulation trigger output specifications are shown in Table 3 12 Note I O connections to the Trigger I O connector are often grounded for example Oscilloscope or Spectrum Analyzer Such connection will ground the RF Common and hence the RF Output of the Instrument In this circumstance common mode noise or ground loops may degrade performance at very low output levels Local Operation Rear Panel Controls and Connectors 3 Table 3 10 Sweep Trigger Input Specifications Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating Trigger Amplitude TTL 5 V pk max Selectable as rising or falling edge Input Impedance 10 kQ Nominal Time alignment lt 1 ms Typical To start of sweep Table 3 11 Sweep Trigger Output Specifications Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating Selectable as rising or falling Output pulse TILAS V Typical duration 250 us 15 to 18 ms when sweep dwell time Time alignment gt 20 ms 1 ms when dwell time lt 20 ms typical From start of sweep delay ensures settled signal level at the trigger point
77. ation Procedure Power Meter Readout 96270A Single or dual power meter readout is available for connected compatible power sensors Refer to Chapter 2 for a list of compatible power sensors and refer to the instructions earlier in this chapter for connecting a power sensor to the instrument and a UUT Readouts of signal level measurements made by connected compatible power sensors are shown in various screens and contexts each with differing behaviors and offering differing extents of access to and control of power sensor settings Power readouts are shown in the Power Meter Signal Status and also the Sine function Source Measure display layout screens as shown in the examples in Figure 3 34 Sensor 1 4 968 dBm Sensor 1 Frequency 300 0 MHz Frequency Sensor 2 0 210 dBm Frequency 18 0 GHz Sensor 2 Frequency Gne Ref Clk Leveling Fra Pull Leveling Head Int Int O Signal output Leveling head Sensor 1 10 017 dBm Sensor 2 Not fitted Selected profile None Sensor 1 Preferences Restart Averaging Frequency Counter Go to Relative hpn64 bmp hpn65 bmp Leveling Head Int Int O O O Step Eat Frequency GOOOOOIO0G MHz Levet 10 000 dBm Sensor 1 5 111 dBm Sensor 2 Not fitted hpn66 bmp Figure 3 34 Instrument Screens with Power Meter Readouts The subsequent sections in this chapter describe how to conf
78. c range of the instrument Any entry expressed in ppm or converted to ppm is subject to a limit of 10000ppm for offset and 10000 ppm for step and will also be limited to the dynamic range of the instrument Any entry expressed in ppb or converted to ppb is subject to a limit of 10000 ppb for offset and will also be limited to the dynamic range of the instrument ppb only available in Enhanced Resolution mode 3 68 Local Operation 3 Instrument Operation Apply an Offset to a Leveled Sine Output Signal While performing calibration and adjustment procedures on a UUT it is often beneficial to offset the Instrument output level by the amount required to bring a UUT measurement into compliance See the Offset As Error Softkey discussion earlier in this chapter Frequency Offset To apply an offset to the frequency of a leveled sine output signal 1 Create a leveled sine output signal as described in the previous procedure 2 Select the Frequency field 3 Push the Frequency Offset softkey A vertical Offset label appears on the right of the screen 4 Select the Freq Offset field 5 Enter the desired offset value Notice that the value in the Frequency field follows the offset value 6 To toggle the offset value off and on use the Toggle Offset softkey at the bottom of the screen 7 To disable the offset use the Offset Disable softkey at the bottom of the screen Level Offset To apply an offset to the leve
79. ceeeceesareceteseecseeseseateesneceenee 3 16 Monitoring the References sc cccscssiseeceasacsscissoanesidacestecets eeceesansesivbeasesaseaasuvessiessnes 3 17 Frequency and Level Tracking cece ceeceeceseeeseeeseeseeeeeaeecaceaeceaeenseeeeeeeseeseeeeeaes 3 18 Rear Panel Controls and Connectors c cccceccccessscecesssceeceesseeecesseeeeeseeeeeeceseeaaees 3 19 Instrument S tlip SCreeDsssicsstessecsciiscieddaei ess iaieineea ekeit sietst 3 20 Leveled Sine Remote Operation 0 0 cece ceeceeeeeeeeeeeeeeeeeaeeeaeeeaeceseeseeeeeeeseeeeaes 3 21 GPIB Preferences 9640A Selected ccc eccecsccessceceeseseeceeseeeecesseeeeeesseeeeeeseenaees 3 22 3335 GPIB Preferences GPIB Address ccccccessecesssscecessseeeceseeeeeeeseeeeeeseeaaees 3 23 9640A GPIB Preferences Model Entry 0 ceecceecceesseceeneeceeeeeceeeeesnaeceeaeeeeeeeees 3 24 Connect the Leveling Head siescicsssiesct saves ccstevevadoeateandesie ariiraa 3 25 Microwave Output Connections 96270A ceecceceseesseceeseeceeeeeceeeesaeceeaeeeeeeeees 3 26 Connect the Power Sensor S 96270A c cccccssccesssseceessceceesseeeceeseeeeeseseeeeeeseeaaees 3 27 Save ReCall Scre tisss scccesscscdicaveecesheseacs eadvaccesageaccoeegavecadagnaccdengasecs tagweacdeeawiecedas veces 96000 Series Operators Manual Control Screens for the RF Output Signal 0 eee eee eeeeseeseeeneeeneeceseeeaeceaeeeseenes Leveling Head Output 96040A and 96270A 0 ceeceecesee
80. cesses ceeeeesaeseeaaesneneeeaees Instrument Description csseiiiecsetesseessesctescvqussauseeiesatetevisssieebaredsnoadusevvecsevebeieness Options and ACCESSOTIES cccccsscssscssseecscsetecesteonecsereseesseessserssenssensieeentosstenereneres SPOCILICALIONS neissenco a i i General Specifications 96040A and 96270A ssssssssssssssssssssssssssssssesssees Frequency Reference Input Output Specifications 96040A and 96270A Leveled Sine Specifications at Leveling Head Output 96040A and 962 70A siscessecictccsesss es ovens iacsvanasansvebionceesiiesvebs bed AEE Leveled Sine Specifications at Microwave Output 96270A eeeeeeeeee Leveled Sine Specifications at Leveling Head Output 96040A and 96270A and Microwave Output 96270A 0 cceessceenceceeeeeeseceeneeeeeeeeeeaees Modulation Specifications at Leveling Head Output 96040A and 96270A and Microwave Output 96270A 0 ececssceesceceteeeeseeeeaeceeeeeesaees Frequency Sweep Specifications at Leveling Head Output 96040A and 96270A and Microwave Output 96270A eeeessceeseeceeeeeesteceeneeeeeaeeetaees Frequency Counter Specifications ce ceeeeesecsseceseceteceeceecseeeeseesseeseneeeaes Power Meter Readout Specifications 96270A only GPIB Command Emulation Mode Specifications 0 0 eeeeeseceseceseeeeeeenee Prepare the Instrument for Operation ccseecccsssseeeeeeeneeeeeseeeees IMTPOMUCUOM ss sstesaccscdiccticicesactebdessiswasevesssencesaasvaens
81. d Refer to Table 3 25 for a list of the fields available on the Modulation screen and the limits associated with each field Note For the 96270A with the Microwave Output selected the maximum frequency for generating a modulated signal is 4 024 GHz The carrier level ranges available from the Leveling Head and Microwave Outputs are different as listed in Table 3 25 Splitter Sensor Leveling is not available in the modulation function Push won 2 Push the Modulation Select softkey to expand the selections at the bottom of the display 3 Push the AM softkey to select amplitude modulation and return to the main screen Select the Frequency field and enter the desired output frequency If a frequency step is required push the Frequency softkey again A Freq Step field appears at the bottom of the screen a Select the Freq Step Step Size field b Enter the desired frequency step in the field Select the Level field and enter the desired output level If a level step is required push the Level softkey again A Level Step field appears at the bottom of the screen a Select the Level Step Step Size field b Enter the desired level step in the Level Step field 3 71 96000 Series Operators Manual 3 72 8 10 11 12 13 Select the Mod Rate field and enter the desired output level Notice that the Mod Rate field includes a definition of the modulating waveform Sine Tri triangle or Exte
82. d To protect against this the user may elect to switch to Standby as a Reference Preference prior to confirming the switch to the reference settings Setting Reference Switching Preferences is described later in this chapter Switching of the Output signal to match the reference settings is otherwise immediate and a Reference Active message is shown Reference settings are not editable on this screen no adjustment of output level or frequency can be made New reference settings are established with the Set as Reference softkey only Reference Off Softkey The Reference Off softkey returns the Instrument to the Leveled Sine screen and its output settings The message Switch from Reference Confirm with Operate may appear if switching confirmation has been selected as a Reference Preference Frequency and Level Track Main Softkeys The Set as Reference softkey always transfers the current Level and Frequency settings into the reference settings If only a Ref Freq is necessary the Level Track Main softkey should be pushed This releases the Ref Level field to track the main Level setting See the subsequent Frequency and Level Tracking screen Only the Ref Freq remains fixed The softkey beside the Level field can be used at any time to re establish the current Level as a Ref Level See Figure 3 17 Sine Leveling Head Ref freq 1 000 000 000 MHz Trademan Ref level 10 000 dBm Track Main Ref Clk Leveling Int nO
83. d Connections 96270A and 96040A 3335 Sine Ref Clk Leveling Frq Pull Profile mO WOO F Frequency MOO 000000 MHz Step Ea Level 10 000 dBm Sine Preferences Frequency Offset Setas Reference Go to Reference hpn14 bmp Figure 2 2 First Power On Screen GPIB emulation mode HP3335 Personality Leveling Head Connections 96270A and 96040A A Warning To prevent hazardous RF transmissions and equipment damage read and follow the instructions in Chapter 3 before you connect a Leveling Head to the Product or UUT Instructions to connect a Leveling Head to the Instrument and to a unit under test UUT are given in Chapter 3 Local Operation Do not attempt to connect a Leveling Head before you read all of the Cautions and Warnings contained in these instructions 2 7 96000 Series Operators Manual Microwave Output Connections 96270A A Warning To prevent hazardous RF transmissions and equipment damage follow the instructions in Chapter 3 before you make connections to the microwave output or a UUT Instructions to connect the microwave output to a UUT are given in Chapter 3 Do not make connections before you read all of the Cautions and Warnings contained in these instructions Power Sensor Connections 96270A A Caution To prevent equipment damage follow the instructions in Chapter 3 before you connect the power sensor to the Product or a UUT Instructions t
84. damage to the N connectors Improper mating of 50 Q and 75 Q connectors will cause irreversible damage the center pin Although appearance is similar the dimensions pin diameter of 75 Q differ significantly from those of 50 Q Make sure that the 50 Q Leveling Head is mated only to 50 Q systems and likewise that the 75 Q Leveling Head is mated only with 75 Q systems Otherwise mechanical damage of metrology grade connectors and out of tolerance performance is likely to occur 3 39 96000 Series Operators Manual 3 40 e The 96040A xx Heads are fed via very high grade flexible coaxial transmission line As with any coaxial line deformation of sidewalls or abrupt bending can degrade performance Take care to prevent mechanical stress or tight bend radius lt 60 mm 2 4 in e The maximum output level of the 96040A is unusually high 24 dBm into 50 Q and 18 dBm into 75 Q Many RF loads active and passive could be damaged by this power level Be careful not to exceed the maximum ratings of the any connected load A Warning e To prevent personal injury and to prevent the leakage or transmission of an RF signal never connect the Product output the output from a Leveling Head to a radiating antenna of any kind Such a transmission would be hazardous to personnel and may impair the SAFE operation of equipment and communication and navigation systems Note The connection of a radiating antenna is an illegal act in m
85. e hpn75 bmp Figure 3 44 Signal Status Screen Profile Applied Push the Remove Profile softkey to remove the Profile When removed the Profile LED indicator at the top of the screen shows blank and the display reverts to the selected Profile as shown in Figure 3 43 The name of selected or applied Profile may be viewed at any time by pushing to bring up the Signal Status screen where the selected or applied Profile name is shown as shown in Figure 3 43 and Figure 3 44 3 109 96000 Series Operators Manual Import Profiles 3 110 Profile files may be imported from a USB stick inserted in the front panel USB port Refer to the Remote Programmers Manual on the CD for details of Profile import via GPIB To import a file push the Import Profile softkey in the Setup Profile screen shown in Table 3 33 to bring up the Import Profile screen shown in Figure 3 45 C Import Profile Page D SPLITT 1 CS a Up A PROF_03 CS Page D ATT_FLAT CSY Houn Ej D SPL_COR CSV D PAD_CORR CSY Import Profile Back hpn76 bmp Figure 3 45 Profile Import Screen Memory Stick Files Shown Use the Page Up and Page Down softkeys the front panel cursor up down keys or the spin wheel to select the required file The path shown at the bottom of the screen is the currently selected path on the inserted USB memory stick from which the file will be imported Push the Import Profile softkey to import the
86. e 10 000 dBm D Toont hpn010 eps 96270A Microwave Output see Connect the Microwave Output to a UUT Head RF Output see Connect a Leveling Head to the Instrument Head Control see Leveling Head I O Connectors D Power Sensor Connectors see Connect a Power Sensor to the Instrument 96270A Output Connector Status Indicators see Output Connector Status Indicators 96270A hpn010_a1 eps 96040A Head RF Output see Connect a Leveling Head to the Instrument Head Control see Connect a Leveling Head hpn010_a2 eps to the Instrument Figure 3 1 Front Panel Controls Indicators and Connectors Local Operation Controls Indicators and Connectors 3 96040A and 96270A Display see Display Data fields see Data Fields Status bar see Status Bar Soft labels see Soft Labels hpn010_b eps Softkeys see Softkeys N GGEoew hpn010_c eps Function keys see Function Keys Spin Wheel see Field Editor of ile hpn010_d eps Cursor keys see Field Editor Figure 3 1 Front Panel Controls Indicators and Connectors cont
87. e Fluke reserves the right to invoice Buyer for importation costs of repair replacement parts when product purchased in one country is submitted for repair in another country Fluke s warranty obligation is limited at Fluke s option to refund of the purchase price free of charge repair or replacement of a defective product which is returned to a Fluke authorized service center within the warranty period To obtain warranty service contact your nearest Fluke authorized service center to obtain return authorization information then send the product to that service center with a description of the difficulty postage and insurance prepaid FOB Destination Fluke assumes no risk for damage in transit Following warranty repair the product will be returned to Buyer transportation prepaid FOB Destination If Fluke determines that failure was caused by neglect misuse contamination alteration accident or abnormal condition of operation or handling including overvoltage failures caused by use outside the product s specified rating or normal wear and tear of mechanical components Fluke will provide an estimate of repair costs and obtain authorization before commencing the work Following repair the product will be returned to the Buyer transportation prepaid and the Buyer will be billed for the repair and return transportation charges FOB Shipping Point THIS WARRANTY IS BUYER S SOLE AND EXCLUSIVE REMEDY AND IS IN LIEU OF ALL OTHER WARR
88. e frequency capabilities of the 96270A 1 21 96000 Series Operators Manual 1 22 Chapter 2 Prepare the Instrument for Operation Introduction This chapter contains instructions to unpack the Instrument and prepare it for operation Many of the procedures in this chapter are also useful for general user maintenance of the Instrument Unpack and Inspect the Instrument A Warning To prevent personal injury use good lifting practices when lifting or moving the Product The Product is an unbalanced load and can weigh as much as 18 kg 40 pounds Fluke Calibration has taken care to ensure that the Instrument arrives in perfect condition When the Instrument arrives carefully unpack and inspect for external damage to the case front panel and rear panel If the Instrument has been subject to rough handling in transit there may be evidence of external damage to the shipping carton Check also to make sure all standard items listed in Table 2 1 are present If the Instrument or the shipping container has been damaged notify the carrier immediately Report any shortages to the place of purchase or to the nearest Fluke Technical Service Center If the shipping container and the packing material are undamaged save them for use as a future storage shipping container for the Instrument 96000 Series Operators Manual Table 2 1 List of Contents Description Quantity 96
89. e parameter bottom of the screen An Offset label appears on the right of the screen 4 Push the Offset softkey to select the offset field 5 Push the Offset softkey and enter the desired offset value Notice that the value in the parameter field follows the offset value 6 To toggle the offset value off and on use the Toggle Offset softkey at the bottom of the display 7 To disable the offset use the Offset Disable softkey at the bottom of the display 8 Repeat this procedure as needed for each signal parameter Sweep Output Signal The following procedures provide instructions for creating swept frequency output signals For the 96270A sweep signals are available from the Leveling Head or Microwave outputs Push team to select the required output Splitter Sensor Leveling is not available in the Sweep function Note The source is a digital synthesizer of frequency and level All sweeps are a sequence of finite steps between discrete frequencies as determined by the user settings 3 84 Local Operation 3 Instrument Operation Set the Sweep Preferences Table 3 28 shows the preference screen for creating sweep signals The requirements for the external triggers are described earlier in this chapter under the heading External Sweep Trigger I O To establish the preferences for swept frequency output signals 1 Push weer to open the Sweep screen 2 Push the Sweep Preferences softkey to show the Sweep Pre
90. eate an RF Output Signal The Instrument provides three kinds of output signals sine modulated and swept User selectable screens as shown in Figure 3 28 provide control for each of these outputs Sine Ref Clk Leveling Frq Pull Profile AM Ref Cik Leveling Mod Profile Sweep Ref Clk Leveling Leveling Head Int Int O O O i Leveling Head Int Int O Frequency MEDODD me CER Frequency MAOO Me EEES Start NGOOOOOOSO MHz Level 10 000 dBm Level 10 000 dBm Stop 10 000 000 000 MHz Mad rate 1 000 0 kHz Sine Level 10 000 dBm Depth 30 0 Linear step 1 000 000 kHz E te Step dwel 100 ms Duration 15m 0 0000 Manual Sweep Modulation Modulation Frequency Select On Offset Mod Sweep Preferences Preferences Setas Reference hpn24 bmp hpn25 bmp hpn26 bmp Figure 3 28 Control Screens for the RF Output Signal The remaining sections in this chapter provide the procedures for creating sine modulated and swept output signals An appropriate screen facsimile and a table containing a breakdown of the fields accessible on the screen complement each of the procedures Procedures for expanded features such as offset are presented separately Note Entries shown in parentheses in the soft labels indicate what will show in the field after a key is pushed not what the field currently shows For example if the label indicates Frequency Step edit the Frequency field is sho
91. eceeeeeeeeseeeeeeeeeneeeaeeeaeeeaaeeaaees Set Modulation Preferences 000 eeeeeeeseeseeeseecseecnseceseceseeseeeseeseeeseneeeaes Define an Amplitude Modulated Output Signal oe ee eeeeeeeeeeeeeeee Apply an Offset to an Amplitude Modulated Output Signal Create a Frequency Modulated Output Signal Apply an Offset to a Frequency Modulated Output Signal 0 Phase Modulated Output Signal 2 0 0 eee eeeeeseeeneeeneecneeeeaeeeaeceaeenseeees Apply an Offset to a Phase Modulated Output Signal eee Sweep Output Srenal csccescadsvesssseessccassvveestassevce sts Aedvavesacasosctens lasaveessteuetessced Set th Sweep Preferences 20 06 sceccscceserecsevevssccceesseassnsvbensserssensseessecsseessnentes Define a Swept Frequency Output Signal eee eeeessecsseceteceteceeeees Narrow Range Locked SWeep u eceeeessesseesseceeceseeseeeeeeeeeeeeseeeaeeeaaeeaaees 96000 Series Operators Manual 50 MHz Frequency Counter 96040A eee cseeessecseceeceeceeeseeeeseeseneesaee 300 MHz Frequency Counter 96270A ceeesseessecsteceseceteceseesseeeseeseneeeaee Power Meter Readout 96270A cccccsssecssssseceesscecesseceessseeeesesseeeeeeseeaaees Power Meter Readout Selections ee eeessecssecsseceseceseceeeceeeeeeeeeseeseneeeaes Power Readout Units cis iscccsesssescvesesacetehsenusiesdescess seaucevvseacoehsieavitevraessiesiinentes Set the Measurement Frequency eeeeceesseesseesceessecsseceseceseceeeseeeeseeseneesaes Set Power Sensor P
92. ector on the Product front panel use a sacrificial adapter when making frequent connections or connections to low quality connectors e Reliable and repeatable connections are only achieved at the specified torque setting of 0 45 Nm 4 in Ib Performance is impaired if torque settings are not observed and permanent connector damage will result from over tightening e The maximum output level of the 96270A is unusually high 24 dBm Many RF loads active and passive can be damaged by this power level Do not exceed the maximum ratings of any connected load Note The connection of a radiating antenna is an illegal act in many countries Only connect the Product Microwave output equipment or transmission lines designed to prevent RF leakage at the level and frequency of the Product output A Warning For safe operation of the Product never connect the Microwave output to a radiating antenna of any kind Such a transmission could cause leakage or transmission of an RF signal This could be hazardous to personnel and may impair the safe operation of equipment and communication and navigation systems Additional notes regarding good practice when sourcing and measuring high and low level signals are given at the end of this chapter 3 41 96000 Series Operators Manual To connect the Microwave Output to a UUT 1 2 Read and follow all preceding Cautions and Warnings Remove the plastic connector protection cap fro
93. eeeeeeeeeeeeeeaeeeaeeeaaeeaaees Microwave Output 96270A cccecccccsseceeseceesceceeeeeesaecseaaecseceeceeeesaaeceeaaeceeneeesaees Microwave Output and HF Leveling Kit 96270A Leveled Sine Rear Input Preferences Screen ciccc ssccssiseseesssasseesaceeeceescssieubisestenssneesepactenseyereseee Source Measure Display Layout cece cscessseessecseecnsecesecesecesecsseesseeeeeesseeeeneeeaes Instrument Screens with Power Meter Readout 0 ces eeseesseesseeneeeeceeceeceeeees Power Meter Screen ascssacevicueevascadcsviss oxts rete tues suedestol stessrcsaveadivesviecasecascevaossvounvesctes Sipmal Stats Screen ssnin aiiai Source Measure Screeners oiie eia Eer AEE a ae 3 38 Power Readout Units Selection eessseseesesreesieressrsrissrrrrestesresresresesserrissrenreseeers 3 39 Power Meter Screen Setting Frequency cece eeeesseessecssecseceeceeessecseeeeseeeseeesaes 3 40 Power Meter Screen Trigger Single Selected 00 eee eeeesseeseeneceseceseceeeeeeeeeees 3 41 Power Meter Screen Relative Measurement ee eceeseeseeseeenseceseceaeeeeeeeeeaes 3 42 Setup Profile Screen Profile Applied oo eee eeeeeeeeneeeneeeeeeeeeaeecaecsaeesaeeenaes 3 43 Signal Status Screen Selected Profile Not Applied oo eee eeceseeeeeereeeeeeees 3 44 Signal Status Screen Profile Applied 00 0 eee eeceeeeeeeneeeeeeeseeeseeeaceeeaeeeaeeeeeenaes 3 45 Profile Import Screen Memory Stick Files Shown ee ceeceseceeeeeeeeeeeeees 3 46 Prof
94. eference Frequency Input Disable Enable External Reference Frequency 1 MHz to 20 MHz 1 MHz steps Local or Remote Operation Manual user interaction at the front panel of the Instrument is considered local operation Remote operation requires the use of remote data supplied to the Instrument by way of an IEEE 488 connection at the rear panel The Remote Programmers Manual on the CD provides all of the information required to remotely operate the Instrument There is no physical switch for selecting remote operation In fact the Instrument switches to remote operation when it receives a remote instruction and remains there until it is recalled to local operation This recall may occur because of sending a remote instruction or because of manually pushing the Go to Local softkey at the bottom of the display 3 33 96000 Series Operators Manual While the Instrument is set to remote operation all of the front panel local controls are locked out inoperable with the exception of the Go to Local softkey and the STDBY key See the Leveled Sine screen below If the Go to Local softkey appears at the bottom of the display push it to return to local operation See Figure 3 20 Sine Ref Clk Leveling Frq Pull Leveling Head Int Int O O Frequency L 00000 000 MHz Levelt 10 000 dBm hpn39 bmp Figure 3 20 Leveled Sine Remote Operation GPIB Command Emulation The Instrument can respond to t
95. eferenced to Ground In user selectable 1 MHz steps Nominal i F 1 MHz to 20 MHz Phase Noise specification holds only for 10 MHz or Frequency 20 MHz external clocks Lock Range 0 3 ppm On screen lock indicator Amplitude 1 V pk nominal 5 V pk max Input Impedance 50 Q Will accept TTL drive via a series 1 kQ resistor not provided Lock Bandwidth 0 5 Hz nominal Phase Noise of output is determined by the incoming clock approaching or below this offset 3 25 96000 Series Operators Manual Note External Reference O s are used to lock frequency synthesizers of two or more instruments daisy chain This eliminates offset and drift of frequency between instruments allowing for instance a Spectrum Analyzer to accurately tune with respect to the Instrument If they were not locked the Analyzer and Instrument would be likely to drift off tune and the Analyzer could lose or not see the Instrument signal Instruments locked to the same Reference Frequency in this way can still exhibit very slight frequency offsets due to synthesizer divider errors and the two output frequencies will not be phase locked See description under Modulation Leveling and Frequency Pull Input Connector 50 MHz Frequency Counter Modulation Leveling and Frequency Pull Input Connector 3 26 The 50 MHz Frequency Counter Modulation Leveling and Frequency Pull Input Connector is a BNC connection for ap
96. eferences Confirmation Disable Absolute value 10 000 dBm Absolute Increase of 30 000 dB Increase Of Disable Always Absolute Increase OF hpn54 bmp Field Preferences Select Confirmation Always or if new output is above the Absolute level or if it Confirmation is bigger than the current value by the Difference Disable Always Absolute Increase of Absolute Value Enter the threshold level above which Confirmation is needed Increase of Value Enter the increase threshold above which Confirmation is needed 3 65 96000 Series Operators Manual 3 66 Define the Leveled Sine Output Signal Use the subsequent procedure to create a leveled sine output signal and if required to define the incremental step values by which the frequency and level of the output signal can be increased or decreased As you perform the procedure refer to Tables 3 22 and 3 23 for a list of the fields available on the Leveled Sine screen and the limits associated with each field To define the leveled sine output signal 1 2 Push sme to open the Leveled Sine screen Select the Frequency field Cursor edit enabled and enter the desired output frequency If required push the Frequency softkey again to enable Step edit a Select the Freq Step Step Size field b Enter the desired frequency step in the field Select the Level field Cursor edit enabled and enter the desired output level If requi
97. ency measurement range The measurement will begin according to Reading Mode and Gate Time settings The reading updates at the completion of the Gate Time and progress is indicated by the progress bar Note Signal presence at the input to the counter is indicated by the virtual LED in the status bar If there is no signal present the frequency reading will be zero Note On the 96270A the rear panel connector labeled 50 MHz Counter Modulation Leveling and Frequency Pull Input is not used as an input for frequency counter measurements Local Operation Instrument Operation 3 Table 3 31 96270A Frequency Counter Readout and Fields Bargi Ref Clk Input Ounter Int Signal 50 MHz 10kn 9 999 983 4 MHz EEE Range Input Freq range BOWMHZ 10k0 Impedance Gate Time 2 Seconds Reading mode Repetitive srry hpn63 bmp Field Range and Resolution Units Frequency Counter 10 000 000 000 Hz to 310 000 00 Measurement 00 MHz iai 80 s 10 or 11 digits shown Gate Time 20 s 9 or 10 digits shown 2 s 8 or 9 digits shown 0 2 s 7 or 8 digits shown Range Input Impedance 50 MHz 10 kQ 10 Hz to 50 5 MHz with 10 kQ input impedance 50 MHz 50 Q 10 Hz to 50 5 MHz with 50 Q input impedance 300 MHz 50 Q 10 MHz to 310 MHz with 50 input impedance Reading Mode Repetitive Readings run continuously without a trigger event Single Shot A single reading is taken in
98. er Measurements 3 102 To make Relative power measurements with the selected power sensor channel push the Go to Relative softkey in the Power Meter screen shown Figure 3 40 The screen changes as shown in Figure 3 41 For the selected power sensor an additional Ref Level field is shown the sensor readout changes from dBm to read in units of dB indicating the relative nature of the measurement The Go to Relative softkey toggles to Go to Absolute and the Meas to Ref Level softkey is shown S 1 S 2 Sensor 1 0 000 dB Rel Sensor 1 Frequency 50 0 MHz FRA Ref level 4 921 dBm Sensor 2 Not fitted Frequency 50 0 MHz Reference Sensor 2 Frequency Sensor 1 Preferences Go to Absolute Meas to Ref Level Frequency Counter hpn71 bmp Figure 3 41 Power Meter Screen Relative Measurement Note For the selected sensor on first entry to relative mode after power up the Ref Level field is set to the current reading On subsequent entries the field will show the previously set Reference Level value Push the Meas to Ref Level softkey to set the Reference Level for the selected power sensor to the current measurement value Alternatively the Reference Level value may be adjusted by pushing the Reference softkey for the required power sensor channel and with the cursor keys scroll wheel or entered directly with the keypad Note The selected sensor is indicated by the
99. es are specified for 95 confidence level k 2 and exclude UUT match contribution 2 Applies to performance with supplied HF Leveling Kit and sensors factory calibration and self characterization Self characterization requires second sensor option Microwave Splitter Sensor Output Voltage Flatness Uncertainty Voltage Flatness uncertainty applicable to oscilloscope bandwidth calibration gt 1 kHz gt 100 MHz gt 2 4 GHz gt 8 GHz gt 12 4 GHz gt 18 GHz Voltage Flatness uncertainty into 50 Q to to to to to to 100 MHz 2 4 GHz 8 GHz 12 4GHz 18 GHz 26 5 GHz 1 0 0 53 0 71 1 10 1 16 1 46 1 76 For stated UUT Input VSWR 1 2 1 4 1 49 1 71 1 75 1 96 2 20 1 6 3 38 3 41 3 51 3 53 3 64 3 77 1 Uncertainties are specified for 95 confidence level k 2 and include UUT match contribution for the stated UUT input VSWR values 2 Applies to performance with supplied HF Leveling Kit and sensors factory calibration and self characterization Self characterization requires second sensor option Leveled Sine Specifications at Leveling Head Output 96040A and 96270A and Microwave Output 96270A Signal Purity At maximum output level Harmonics lt 1 GHz lt 60 dBc gt 1 GHz lt 55 dBc 96040A and 96270A lt 9 MHz lt 75 dBc lt 500 MHz lt 84 dBc lt 1 GHz lt 78 dBc Spurious
100. es green when the output is selected and in the Operate condition with output signal being generated Sensor Connectors 96270A The Sensor ODU type connectors are the interface for optional compatible power sensors These connectors support integral dual power meter readout functionality and also interface to the leveling power sensor used when operating in sensor splitter output mode In sensor splitter output mode a connected compatible power sensor is used to automatically level the signal output available at the splitter output port to the required level set on the Instrument user interface Supported compatible power sensors are the Rohde and Schwarz NRP Z Series Thermal Power Sensors See Table 3 1 for a list of compatible power sensor models and details 96000 Series Operators Manual Table 3 1 Compatible Power Sensors Model Frequency Range Amplitude Range Connector NRP Z51 dc to 18 GHz N type NRP Z52 dc to 33 GHz 3 5mm NRP Z55 03 dc to 40 GHz 2 92 mm NRP Z55 04 dc to 44 GHz 35 dBm to 20 dBm 2 92 mm NRP Z56 dc to 50 GHz 2 4mm NRP Z57 dc to 67 GHz 1 85 mm NRP Z58 dc to 110 GHz 1 0mm 1 The model NRP Z55 03 is supplied as part of the optional HF Leveling Kit and as the optional second sensor See Rohde amp Schwarz product documentation for latest sensor specifications A Caution The Product front panel Power Sensor connector interface is only for use with co
101. ferences screen shown in Table 3 28 3 Sequentially select each of the preference fields using the softkeys to the right of the display While each field is selected use the keys along the bottom of the display to choose a preference 4 To exit the screen push the Back softkey or push one of the function keys Cone mon weer or meas or erue 3 85 96000 Series Operators Manual Table 3 28 Sweep Preferences Fields Sweep Ref Clk Leveling Leveling Head Int Int O Sweep Preferences Type Linear range Mode Sawtooth repetitive Squelch Enable Squelch Trigger type Disable Tn Trigger Trigger edge Rising Edge Linear Span hpn61 bmp Field Type n Preference Linear Range Linear sweep between Start and Stop settings Linear Span Linear sweep set by Centre Frequency and Span entries Log Range Logarithmic sweep between Start and Stop settings Log Span Logarithmic sweep set by Centre Frequency and Span entries Mode Sawtooth Single Single uni direction sweep from Start to Stop with frequency remaining at Stop on completion Sawtooth Repetitive Repeating uni direction sweeps from Start to Stop If External triggers are enabled for each sweep the frequency waits at the Start value until receipt of trigger Triangle Single Single bi direction sweep from Start to Stop to Start with frequency remaining
102. for damaging the connectors increases On these high risk occasions consider using a sacrificial adapter to prevent damage to the N connectors Improper mating of 50 Q and 75 Q connectors will cause irreversible damage the center pin Although appearance is similar the dimensions pin diameter of 75 differ significantly from those of 50 Q Make sure that the 50 Q Leveling Head is mated only to 50 Q systems and likewise that the 75 Q Leveling Head is mated only with 75 Q systems Otherwise mechanical damage of metrology grade connectors and out of tolerance performance is likely to occur Introduction and Specifications Safety Information 1 Very high grade flexible coaxial transmission line conducts the RF input signal to 96040A xx Leveling Heads As with any coaxial line deformation of sidewalls or abrupt bending can degrade performance Take care to avoid mechanical stress or tight bend radius lt 60 mm 2 4 in Critical connector mating dimensions could be damaged during disassembly of a Leveling Head DO NOT TAMPER with the four mounting screws at the base of the N Connector Leveling Head disassembly should only be performed by qualified service personnel at a Fluke Service Center The optional power sensor s contain components which can be destroyed by electrostatic discharges To prevent this never touch the sensor RF connector inner conductor and never open the sensor Never exceed the sensor maximum RF power
103. further details of Profile import and export operations Select and Apply Profiles To select a profile push and then the Profile Selection softkey to show the Setup Profiles screen shown in Figure 3 42 Use the cursor keys and the Page Up Down softkeys to highlight the required Profile file and push the Select Highlighted softkey The selected profile filename is shown at the bottom of the screen as shown in Figure 3 42 To apply the selected profile push the Apply Profile softkey The name of the applied profile is shown at the bottom of the screen as shown in Figure 3 42 The Profile may be applied or removed with the Instrument RF output off or on An alternative profile can only be selected when the output is off Tse Profile name and contents Page a Up ATT_FLAT EXTERNAL ATTENUATOR C g Page SPL _CORR SPLITTER FLATNESS Down Delete Highlighted x Select E Highlighted Applied profile CAB CORR Rens Measure Import Export Interpolate Back Profile Profile Profile Method hpn73 bmp Figure 3 42 Setup Profile Screen Profile Applied Note Use caution when you apply or remove a Profile with the Instrument RF output on Depending on the level correction data values contained within the selected Profile significant changes in generated RF output level may occur Unexpected high output levels could be outside the safe operating range of UUTs or devices connected to the instrument outpu
104. g Head to a Unit Under Test A 96040A or a 96270A operating in Leveling Head output mode relies on either a 50 Q or a 75 Q Leveling Head to maintain the integrity of the output signal Both Leveling Heads use N connectors to connect to the input of the UUT Connecting the Leveling Head to a UUT is a critical process Before making the connection to prevent damage to the instruments involved and to ensure measurement integrity see these cautions and warnings A Caution To prevent damage to the N connector on the 96040A xx Leveling Heads use a sacrificial adapter when making frequent connections or connections to low quality N connectors Reliable and repeatable interconnections are only achieved at the specified torque setting of 1 00 Nm 9 in Ilb Performance will be impaired if torque settings are not observed and permanent connector damage is likely to result from over tightening The Leveling Heads are fitted with close tolerance metrology grade N connectors compliant with MIL C 39012 and MMC Standards for Precision N connectors When used in demanding metrology applications the Leveling Heads are likely to be mated with similar high quality connectors thus minimizing the opportunity for wear and damage However in applications that require frequent mating or mating to lower quality connectors the opportunity for damaging the connectors increases On these high risk occasions consider using a sacrificial adapter to prevent
105. ge 0 25 V dc 5 V dc 5 V pk absolute max Frequency Range 0 9 MHz 310 MHz Typically functional to 10 Hz When selected the 50 Q termination is dc coupled at Input Impedance Selectable the input connector Measurement circuits are ac nominal 50 Qor 10 kQ coupled with threshold at zero volts for 50 Q and 10 kQ selections 3 29 96000 Series Operators Manual Note The 300 MHz Frequency Counter Connector is isolated unless the frequency counter is selected When the frequency counter is selected the connector shell is connected to the instrument RF Common This behavior is different to the 50 MHz Frequency Counter Modulation Leveling and Frequency Pull Input Connector which has its shell connected to RF Common at all times Note The 50 MHz Frequency Counter Modulation Leveling and Frequency Pull Inout Connector does not support frequency counter functionality in the 96270A Note Connections to the 300 MHz Counter Connector will often be from a grounded source for example a Spectrum Analyzer or Power Meter When the 300 MHz Counter is selected such a connection will ground the RF common and hence the RF output of the Instrument and the RF inputs of any connected power sensors In this circumstance common mode noise or ground loops may degrade performance at very low levels Trigger I O Connector 3 30 The Trigger I O input output connector is a rear panel BNC connection that is configurable
106. gure 3 14 Offset Profile O Frequency Ref Clk Leveling Frq Pull Sine mO wO O Frequency 1 000 000 000 MHz Level 8 800 dBm Offset As Error Lvl offset MAOO cB Goto Setas Toggle Offset Sine Reference Reference Offset Disable Preferences Figure 3 14 Leveled Sine Offset Applied hpn33 bmp Local Operation 3 Screen Controls and Indicators Note that editing the main Level field with Level Offset enabled causes the current Offset value to reset to zero In addition pushing the Offset Disable softkey clears the Level Offset field and its related status bar indicator and soft labels Toggle Offset Softkey Note that while the Offset field is present a Toggle Offset softkey is also present In the subsequent Leveled Sine Toggle Offset screen the Toggle Offset softkey may be pushed at any time to remove the offset from the output The initial Offset 0 value is restored and the Offset indicator on the Status Bar turns off See Figure 3 15 Ref Clk Leveling Sine Leveling Head Int Int O Frequency 1 000 000 000 MHz Level 8 800 dBm Frq Pull Offset Profile Frequency UUT error 1 800 dB Offset Disable Sine Preferences Setas Reference Goto Reference hpn34 bmp Figure 3 15 Leveled Sine Toggle Offset An additional push of the Toggle Offset softkey reapplies the
107. h fuses to avoid a stressed fuse and subsequent power interruption Before you try to access and replace the fuses make sure that the replacement fuses are appropriate To check or replace the fuses refer to Figure 2 6 and proceed as follows 1 Disconnect the Instrument from line power remove the mains power cord from the instrument inlet 2 To remove the combined power switch fuse compartment insert a screwdriver blade in the tab located on the left or right of the compartment Gently pry until the compartment can be easily removed 3 Pull the fuses from the compartment for replacement or inspection Install good fuses with the correct ratings See Table 2 4 To reinstall the compartment push it back into place until the tab locks 2 13 96000 Series Operators Manual Table 2 4 Line Power Fuse Line Power Fuse Rating Fluke Part No Maniracturer and Type No TH Littelfuse 100 V AC to Time Delay AAN 2650730 215005 P 240 V AC High Breaking Quantity 2 Schurter Capacity 0001 2511 hpn06 eps Figure 2 6 Access the Fuses 2 14 Prepare the Instrument for Operation 2 Firmware Firmware Refer to the Service Manual for instructions to install the firmware Performance Test and Calibration Annual calibration and adjustment at a Fluke Calibration service center is recommended to maintain Instrument specification Equipment and measurements necessary to calibrate and adjust the Instrument are described
108. he carrier level ranges available from the Leveling Head and Microwave Outputs are different as listed in Table 3 26 Splitter Sensor Leveling is not available in the modulation function Push won 2 Push the Modulation Select softkey to expand the selections at the bottom of the screen 3 Push the FM softkey to activate the FM Modulation screen Select the Frequency field and enter the desired output frequency If a frequency step is required push the Frequency softkey again until a Freq Step field appears at the bottom of the screen a Select the Freq Step Step Size field b Enter the desired frequency step in the field Select the Level field and enter the desired output level If a level step is required push the Level softkey again until a Level Step field appears at the bottom of the screen a Select the Level Step Step Size field b Enter the desired level step in the Level Step field Local Operation 3 Instrument Operation 8 Select the Mod Rate field and enter the desired output rate 10 11 12 13 Notice that the Mod Rate field includes a definition of the modulating waveform Sine or External To select a specific waveform a b c d e f Push the Mod Preferences softkey Select the FM Mod Waveform field Select the appropriate waveform Sine or External Enable if required the Modulation Trigger Output Rising or Falling Edge If an External Modulation waveform i
109. he GPIB remote commands of some other signal generators and also the Fluke 9640A RF Reference Source To achieve this the Instrument must be switched to an alternative Emulation Personality each of which will have its own GPIB bus address Note The Instrument will not respond to the 96000 Series GPIB commands when an emulation personality is selected 3 34 Local Operation 3 Instrument Operation Select and Change the Address of a Command Emulation To select or deselect a GPIB personality or to change the GPIB Address of the Instrument or of an emulation personality 1 From the Setup screen push the GPIB Preferences softkey to show the GPIB Personality screen This screen shows the available GPIB personalities their status Active or Inactive and their current GPIB address Only one personality can be Active Use the scroll wheel or the keys to highlight a GPIB personality Push the Set as Active softkey to change the current GPIB Personality See Figure 3 21 z n Ref Clk Leveling Profile etup In nO O GPIB Personality Set as Name Address amp State __ Active 96270 18 Active Edit prefs j 3335 04 Inactive 8662 19 Inactive 8663 19 Inactive GPIB Trace Back hpn40 bmp Figure 3 21 GPIB Preferences 9640A selected For any highlighted GPIB personality the current GPIB address may be updated by pushing the Edit Pref s softkey This action causes the relevant GP
110. he screen and are updated accordingly ZA Caution The Instrument attempts to output sufficient signal to achieve the demanded level at the reference sensor which can be up to the maximum Instrument output level If the Instrument is connected incorrectly or if the attenuation to the measurement plane point of reference sensor connection is larger than anticipated connected equipment may be damaged by excessive levels 3 117 96000 Series Operators Manual When the measurement process completes you are prompted to enter a file name and comment for the Profile file to be stored in the Instrument internal memory as shown in Figure 3 53 Ref Clk Leveling mO mO Measure Profile Leveling head Measurements complete please enter a filename and an optional comment Filename ATTEN Filename Comment Comment Exit without Saving Data Save hpn83 bmp Figure 3 53 Measure Profile Screen Measurement Complete Note that valid Profile file names have a maximum of eight characters The filename extension lt CSV gt will be automatically added when saved The comment entry has a maximum of 200 characters Use the Save Data softkey to save the file to the Instrument internal memory To exit without saving push the Exit Without Saving Data softkey Saving directly to a memory stick is not available If necessary the file may be exported to a memory stick inserted in the USB port
111. he spin wheel to rapidly scroll available selections Continuous Takes and shows readings continuously applying a rolling average according to the Averaging setting Trigger Single A measurement is taken in response to pushing the Take Reading key or receipt of a GPIB trigger event The measured value is the average of a block of readings according to the Averaging setting Shows the model number serial number and the version number details for the Sensor Details connected sensor Refer to the Power Sensor manufacturer s documentation for further explanation of this information Performs a zero operation for the connected power sensor Zero Sensor No signal should be present at the sensor RF input when zeroing otherwise zeroing will not take place and an error message will be shown Note Preferences set details displayed and zero operations performed here apply to the selected sensor channel The selected channel and its connected power sensor model are shown at the top of the screen Push the Back softkey and select the other sensor channel to access its preferences etc 3 99 96000 Series Operators Manual To set the Power Meter Preferences 1 2 Push to show the Power Meter readout screen as shown in Figure 3 39 In the Power Meter readout screen push the Sensor 1 or Sensor 2 softkey to select the required sensor channel The focus indicated by the highlight box around the sensor reading field and the input
112. ification cece eeesseeeeeeeeeesseceaeceaeenseeseeeeeeeseneeeaes 3 11 Sweep Trigger Output Specification eee ee eecceeeencecseeceaeceaeceaeceseeeseeeeeeseeeeeaes 3 12 Modulation Trigger Output Specifications eee ceeessecsseceeceeceeceeeeeeeeeeeeeeaes S132 Global Preferences tisctcstvetees scevede le ontantaneovuessanessbaneduceentisecaeinsosedddsasaseandurevel tents 3 14 96040A Leveled Sine Preferences cee ceeceeceseceseeeseeeeneeeaeeeaeeseeeeeaeeeaeeeaeeenaes 3 15 96270A Leveling Head Output Leveled Sine Preferences 00 0 eee eeeeeeeeeeee 3 16 96270A Microwave Output Leveled Sine Preferences 3 17 Sensor Leveling Preference Suisses seias 3 18 Frequency Pull Preferences cissscssssdscivescersepcdseesas ccdapd sneeniossseevaassdeestiesaces bdeientvenscens 3 19 Externally Leveled Sine Preferences cei cescesecsseceseeseeeeeeeeeeeseneeeaeeeaeeeaeeenaes 3 20 Selection of Frequency Resolution cece ceecesceseeeeeeeeeeeeeacecaeceaeceaeenaeeneeeaes 3 21 Reference Switching Preferences cei ceeceeceseceeeeseeeeeneeeaeecaeecaeceeeeeeeeeeeeeeeeeaes 3 22 Leveled Sine Fields for 960404A and 96270 Leveling Head Output 3 23 96270A Leveled Sine Fields for Microwave Output ceceseceseceeeeeeeeeeeeeeees 3 24 Modulation Preferences Fields cee eeeeceeeseeeseeeseeeeecsaeceaeceaecsaeeeseeneeeeeeeeeeeeaes 3 25 Amplitude Modulation Fields 00 0 eeeeeeeeseeeneeececcecaeceaeceaeceaeceseeeeeeeeeeeeeeesaes 3 26 Frequenc
113. igure and use the 96270A power meter readout features For more details on power sensor characteristics and specifications refer to the documentation supplied by the sensor model manufacturer Local Operation 3 Instrument Operation Power Meter Readout Selections In the Power Meter readout screen shown in Figure 3 35 and accessed with meas the power sensors and readout operate independently of each other and are corrected for the frequencies selected in that screen When the power meter readout screen is shown the RF signal output is switched off To exit the screen push one of the function keys sxe or or Sensor 1 Sensor 2 Power Meter Sensor 1 4 968 dBm Sensor 1 Frequency 300 0 MHz Frequency Sensor 2 0 210 dBm Sener Frequency 18 0 GHz Frequency Frequency Restart Go to Sensor 1 Counter Averaging Relative Preferences hpn64 bmp Figure 3 35 Power Meter Screen Power meter readouts are also available in the Signal Status screen shown in Figure 3 36 and accessed from When the Signal Status screen is shown the RF output remains on The power meter readings are corrected for the current signal output frequency setting and use the units and averaging selections described later in this section In this case the Instrument simultaneously generates a signal and shows power readings but there is no access to the signal generation settings and features for example adjustment of ou
114. ile Import Screen Memory Stick Directories SHOWN ce eceeeeeeeeeeeeeeeeeeee 3 47 Profile Export Screen Memory Stick Directories Shown uu ceeesceeeereeeeeeeeee 3 48 Self Characterization Conmections ccecceeceseceseeeseeseeeeeeeceeeeeeeeeeneeeneeeeeeaaeenaes 3 49 Measure Profile Screen oo ee eeeesecesecssecsseceeeeeseeeeeeseneeeaeeeaeecaaecaaecaeseeesseeseneeeaes 3 50 Measure Profile Measurement Points Units Selection ieee eeeeeereeereeeeee 3 51 Measure Profile Screen Leveling Head Output Selected ee eeeereeeeee 3 52 Measure Profile Screen Microwave Output Selected oo eeeeeseceseceeeeeeeees 3 53 Measure Profile Screen Measurement Complete 0 0 0 0 cceeceeeeseeeeeeeseeereeeneeenees LUULLUN MAU PWNS eo Chapter 1 Introduction and Specifications About the Manual The 96000 Series RF Reference Source hereafter referred to as the 96000 Series Instrument or Product and their options and accessories are described in this manual All information necessary to operate and maintain the Instruments effectively are included Unless otherwise stated the descriptions of functionality and operation are common to all 96000 Series models Where relevant any differences between models are indicated and described Contacting Fluke To contact Fluke Calibration call one of the following telephone numbers Technical Support USA 1 877 355 3225 Calibration Repair USA 1 877 355 3225 Canada 1 800
115. in the Service Manual if return to a Fluke Calibration service center is not practical 96000 Series Operators Manual Chapter 3 Local Operation Introduction This chapter provides a comprehensive introduction of all of the external features and functions on the Instrument followed by instructions for operating the Instrument The introduction identifies each of the front and rear panel controls connectors and indicators including screens and describes the intended use for each Each feature description lets the user begin interacting with the controls and lets you perform basic but practical operations on the Leveled Sine screen For this reason many of the basic operations such as editing data on a screen are not repeated in the operation instructions Operation Instructions at the end of this chapter are reserved for Initial setup External hardware connections Features that are not obvious on the front and rear panel Using the Instrument to create its intended RF Output sine modulated and swept signals e Using the Instrument to make frequency 96040A and 96270A and RF Power 96270A measurements 96000 Series Operators Manual Controls Indicators and Connectors The front panel of the Instrument is shown in Figure 3 1 A Q DRG 96270A F Terence SOURCE Saint MICROWAVE OUTPUT HEAD RF OUTPUT O HEAD CONTROL Frequercy Level 10900000 m
116. ion state of the sweep in the unit of measure defined in the Sweep Preferences screen To stop or pause the sweep push the Sweep Stop or Sweep Pause softkey respectively To restart a paused sweep push the Sweep Continue softkey Sweep Stop resets to the beginning of Sweep and waits for another push of the Sweep Start softkey 11 To make the sweep output signal available as an RF Output signal push Note At any time before or during a sweep pushing the Manual Sweep softkey will highlight the progress bar as the focus field This will allow the user to manually control the sweep position using either the scroll wheel or the left right cursor keys The current automatic sweep will be paused at first touch of either control Push the Sweep Continue softkey to continue the sweep from the current progress position Manual Sweep will advance irrespective of the Start Sweep or Trigger Status 3 87 96000 Series Operators Manual Narrow Range Locked Sweep When the Sweep Span is very narrow lt 0 03 of the center frequency and center frequency gt 15 625 MHz the settings will be treated as a Narrow Range Locked Sweep In this mode the Frequency Synthesizer remains in fixed configuration and can provide a faster smoother Sweep Dwell times in the range 2 ms to 20 ms can now be accessed See Table 3 29 3 88 Local Operation Instrument Operation 3 Table 3 29 Sweep Frequency Fields Ref Clk Lewelin Profile mO nO
117. ions 96040A and 96270A Frequency Reference Input Rear panel Reference Frequency Input BNC connector Frequency 1 MHz to 20 MHz in 1 MHz steps 0 3 ppm typical Level 1 V pk nominal into 50 Q 5 V pk max Frequency Reference Output Rear panel Reference Frequency Output BNC connector Frequency 1 MHz or 10 MHz user selectable Level 1 5 V pk pk into 50 Q 3 V pk pk into 1 KQ TTL compatible Accuracy M 0 05 ppm Ageing Rate and Stability After 24 hr warmup lt 5x10 day typical Continuous operation lt 2x10 month typical lt 5x10 over 1 year 1 Includes all stability effects for the 1 year calibration interval and Tcal 5 C temperature range applicable to all specifications 2 Specifications apply only if Internal Frequency Reference operation is selected With External Frequency Reference operation selected the frequency of the Frequency Reference Output is locked to the signal applied to the Frequency Reference Input Leveled Sine Specifications at Leveling Head Output 96040A and 96270A Frequency Range 1 mHz to 4 GHz Resolution Standard lt 100 MHz 0 001 Hz 1 mHz 2100 MHz 11 digits Enhanced 0 000 01 Hz 10 uHz Accurag Internal Frequency Reference 0 05 ppm 5 wHz y External Frequency Reference Ext Freq Ref Accuracy 5 wHz Amplitude 50 Q Output 75 Q Output Output Connector Precision 50 Q N Series male Precision 75 Q N
118. itations of or ppm if PPN 70 these units are used see below Leveling Head 130 000 dBm to 24 dBm 50 Q 20 dBm max gt 125 75 MHz Level 14 dBm max gt 1 4084 GHz with Extended 136 000 dBm to 18 dBm 75 Q dBm Vp p and Vrms uV Low Level 14 dBm max gt 125 75 MHz mV V W nW uW mW Microwave Output 8 dBm max gt 1 4084 GHz W dBuV option 96270A Microwave O P Direct 4 dBm to 24 dBm 20 dBm max gt 1 4048 GHz 100 dBm minimum dB Vp p and Vrms uV Level Step 0 001 dB to 130 dB mV V W nW uW mW W ppm Absolute Offset may be applied in either polarity to be Ww Ca m the full dynamic range of the parent W pom yir F 3 parameter ppm Level Offset As UUT Error Will be calculated for any permitted dB ppm ott Offset value subject to limitations of or ppm if these units are used see below 3 82 Local Operation Instrument Operation 3 Table 3 27 Phase Modulation Fields cont Field Mod Rate Range 1 Hz to 300 kHz Units kHz Rate Step 0 1 Hz to 220 kHz Hz Hz kHz Rate Offset Absolute Offset may be applied in either polarity to the full dynamic range of the parent parameter Hz kHz ppm As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below ppm op lt Deviation 0 0001 rad to 1000 rad Subject to De
119. ith additional voltage fluctuations of 10 and power fuses These various line power cord configurations and the fuse replacement procedures are described earlier in Chapter 2 IEEE 488 Connector The Instrument includes an IEEE 488 2 SCPI 1999 Remote Interface for connecting and controlling the Instrument remotely in a system environment The IEEE 488 Connector provides the means for connecting a controlling system to the Instrument The controlling system may be as simple as a PC or as complex as an automated calibration system Reference Frequency Output Connector The Reference Frequency Output Connector is a rear panel BNC connection that provides access to an internally generated reference frequency See Table 3 2 for the output specifications Table 3 2 Reference Frequency Output Specifications Parameter Connector Type Specification BNC Commenis Output referenced to Ground Frequency 1 MHz or 10 MHz User selectable Amplitude into 50 Q 1 5 V pk pk nom 0 4 V to 1 1 V nominal Amplitude into 1 KQ 3 0 V pk pk nom 0 4 V to 2 6 V TTL or 3 V compatible Reference Frequency Input Connector The Reference Frequency Input Connector is a BNC input connection for applying an external reference frequency See Table 3 3 for the input specifications Table 3 3 Reference Frequency Input Specifications Parameter Connector Type Specification BNC Comments Input r
120. key again until a Rate Step field appears at the bottom of the screen a Select the Rate Step Step Size field b Enter the desired rate step in the Rate Step field Select the Deviation field and enter the desired deviation in radians If a deviation step is required push the Deviation softkey again until a Dev Step field appears at the bottom of the screen a Select the Dev Step Step Size field b Enter the desired deviation step in the Dev Step field To make the phase modulated wave available as an RF Output signal push To step Carrier Frequency Carrier Level Modulation Rate or Modulation Deviation select the appropriate field and use the cursor keys to increase or decrease the output level by the value previously entered in the step field Step Size 3 81 96000 Series Operators Manual Table 3 27 Phase Modulation Fields mO mO MO Frequency MOMOOOOOOOO MHz Berens Level 10 000 dBm Mod rate 1 000 0 kHz Sine Deviation 0 100 0 rad Dewiation v Modulation Modulation Frequency Mod Select On Offset Preferences hpn60 bmp Field Range Units Frequency 9 000000000 MHz to 4 0240000000 GHz Hz MHz GHz Frequency Step a O eee Hz kHz MHz GHz Absolute Offset may be applied in either polarity to Hz khz MHz GHz the full dynamic range of the parent ppm Log parameter Frequency Offset As UUT Error Will be calculated for any permitted Offset m value subject to lim
121. l four cursor keys can be used to scroll the list and the Back softkey completes the update returning the display to the previous screen Where the scroll list is short the horizontal softkeys give more convenient direct access to the preferences 3 19 96000 Series Operators Manual 3 20 Offset Softkey The Offset key lets the operator adjust the Instrument output via an offset from the main setting The soft label tracks the focus field allowing control of either Frequency Offset or Level Offset For example assuming Level to be the current focus field pushing the Offset softkey adds and selects the Level Offset field as the new focus field In the subsequent Leveled Sine screen a new indicator is shown on the Status Bar indicating that Offset is on See Figure 3 13 Ref Clk Leveling Sine Leveling Head Int Int O Frequency 1 000 000 000 MHz Level 10 000 dBm Offset Profile Freq Pull Frequency Offset As Error Lvl offset OMID 4B Offset Disable Sine Preferences Setas Reference Goto Reference Figure 3 13 Leveled Sine No Offset hpn32 bmp This new Offset field supports Cursor or Numeric edit and its value will be added to the current output to give a new output level See the subsequent Leveled Sine Offset Applied screen The display shows the current output level and the offset value that achieves it See Fi
122. l of a leveled sine output signal 1 Create a leveled sine output signal as described earlier in this chapter 2 Select the Level field 3 Push the Level Offset softkey A vertical Offset label appears on the right of the screen Select the Level Offset field Enter the desired offset value Notice that the value in the Level field follows the offset value 6 To toggle the offset value off and on use the Toggle Offset softkey at the bottom of the screen 7 To disable the offset use the Offset Disable softkey at the bottom of the screen 3 69 96000 Series Operators Manual Modulated Output Signal The following paragraphs provide instructions for creating amplitude modulated and frequency modulated and phase modulated output signals For the 96270A modulated signals are available from the Leveling Head or Microwave outputs Push to select the required output Modulated signals are not available above 4 024 GHz or when using Splitter Sensor leveling with the Microwave Output Set Modulation Preferences Table 3 24 shows the AM Modulation Preferences screen for creating modulated signals Similar screens are used for FM and PM Modulation Preferences The requirements for the external inputs are described earlier in this chapter under the heading Modulation Leveling and Frequency Pull Input Connector To set the Modulation Preferences 1 Push mon to open the Modulation screen 2 Push the Mod Preferences softkey
123. lds for Microwave Output Gine Ref cik Leveling Fra Pull E Frequency MAOO MHz Levet 0 000 dBm 0 001 Hz to 27 000 000 000 0 GHz 0 001 00 Hz to Hz kHz MHz GHz 27 000 000 000 000 0 GHz 0 001 Hz to 27 000 000 000 0 GHz 0 001 00 Hz to Hz kHz MHz GHz ppm 27 000 000 000 000 0 GHz Absolute Any value within extremes of frequency Hz kHz MHz GHz ppb ppm range above As UUT Error Frequency Enhanced Resolution Frequency Step Enhanced Resolution Frequency Offset Any value within extremes of frequency Ppm range above Microwave O P Direct 4 dBm to 24 dBm gt 1 4 GHz 20 dBm 100 dBm minimum gt 20 GHz 18 dBm maximum dBm Vp p and Vrms uV mV V W Via Splitter Sensor nW uW mW W dBuV 10 dBm to 18 dBm gt 1 4 GHz 14 dBm 100 dBm minimum gt 20 GHz 12 dBm maximum Level Step 0 001 dB to 130 dB a a A Ha a aVV W nW Absolute Offset may be applied in either polarity dB Vp p and Vims uv mV V W nW to the full dynamic range of the parent uW mW W ppm parameter Level Offset As UUT Error Will be calculated for any permitted ER Offset value subject to limitations of dB ppm or ppm if these units are used see below Level with Extended Low Level Microwave Output option Any entry expressed in or converted to is subject to a limit of 1000 for offset and 1000 for step and will also be limited to the dynami
124. le deviation and maximum deviation for which deviation accuracy and distortion specifications apply Applies to demodulated signal content at rate frequency fundamental Specifications are typical for modulation rates lt 20 Hz 4 Includes harmonic distortion and noise up to 5 times rate frequency Introduction and Specifications 1 Specifications FM amp PM Distortion FM Deviation Limits and Performance Specifications ee Deviation Distortion Fd dBc 4 4 8 MHz 4 Max Available Deviation 204 750 KHz 300 kHz 304 220 kHz 180 kHz 150 kHz 404 66 kHz Fd lt 2 Fe Fd lt 0 6 Fe Fd 0 12 Fe 504 Performance Specifications Applicable 10 Hz y T 7 T T T T T r 1 10 100 300 9MHz 11MHz 31 25MHz 125 MHz 4 GHz Rate kHz hpn367 eps hpn368 eps FM External Input Rear panel BNC connector 50 MHz Counter Modulation Leveling and Frequency Pull Input 10 KQ nominal input impedance Bandwidth 3 dB DC coupled dc to 1 MHz typical AC coupled 10 Hz to 1 MHz typical Deviation Sensitivity User adjustable 500 Hz V to 19 MHz V carrier frequency dependent Input Level 2 V pk maximum operating 5 V pk absolute maximum Carrier Frequency Accuracy As FM Internal Sine 20 mV x deviation V setting typical Deviation Accuracy 3 of setting 240 mHz for 1 Vpk input dc or 200 Hz to 20 kHz rate deviation gt 0 01 Fc Residual
125. limit Even brief overloads can destroy the sensor Reliable and repeatable RF interconnections are achieved only at specified torque settings Performance will be impaired if torque settings are not observed and permanent connector damage is likely to result from over tightening To prevent damage to the Product do not use aromatic hydrocarbons or chlorinated solvents for cleaning To prevent the public transmission of an unintentional RF signal never connect the Product output to an antenna outside a shielded room 96000 Series Operators Manual Instrument Description The Instruments are RF Reference instruments designed to create and measure the signals necessary for precision RF and microwave applications The 96040A model provides outputs up to 4 GHz See Figure 1 1 The 96270A provides outputs up to 27 GHz and includes integrated power meter readout capability See Figure 1 2 Signal delivery that uses interchangeable Leveling Heads from 1 mHz to 4 GHz in both models ensures a unique combination of level accuracy dynamic range and frequency coverage in both 50 Q and 75 Q systems The 96270A model adds frequency coverage from 1 mHz up to 27 GHz delivered with the 50 Q microwave output directly or optionally via a splitter and power sensor combination In all cases the actual signal level delivered to the UUT Unit Under Test at the selected output is set and shown directly at the Instrument front panel or remote interface
126. m the Microwave Output connector and save it for future use Connect the Microwave output 2 92 mm connector to the interconnecting cable or directly to the UUT Use a torque wrench to torque the connector to 0 49 Nm 4 in lb The torque wrench is available as an accessory See Chapter 1 Options and Accessories RF output available at the front panel Microwave Output connector Typically a UUT is connected using a cable f w 3 42 hpn331 eps Figure 3 25 Microwave Output Connections 96270A Local Operation 3 Instrument Operation Connect a Power Sensor to the Instrument 96270A A Caution The 96000 Series front panel Power Sensor connector interface is only for use with compatible power sensors To prevent damage to the Product no other connection is permitted To connect the power sensor interface cable multiway connector to the Instrument 1 Remove the plastic connector protection cap from the cable end connector and save it for future use 2 Connect the multiway connector to the appropriate sensor 1 or 2 connector on the Instrument Push firmly on the multiway connector until it latches See Figure 3 26 The presence of a sensor at either or both sensor inputs will be automatically detected Only compatible sensor models will be recognized There may be a slight delay between connector insertion and completion of the automatic detection and recognition process
127. mpatible power sensors To prevent damage to the Product no other connection is permitted USB Storage Port 96270A The USB port lets the Instrument transfer its Profile files between the Instrument and a USB memory stick No other USB capability is supported The USB port is not present if the No USB option is ordered when the Instrument is purchased STBY OPER Standby Operate and control signal availability at the RF Output connector For the 96270A and control the currently selected output either the Leveling Head or the Microwave Output Push to turn the green indicator on and place the Instrument in the Operate mode enables the signal at the RF Output connector Push to place the Instrument into Standby mode This removes the output signal at the RF Output connector and also turns on the yellow indicator Function Keys On the 96040A there are six output function keys three to select the output signal one to select measurements one to show units associated with each signal and one to define the preferences On the model 96270A there are seven output function keys three to select the output signal one to select measurements one to show units associated with each signal one to define the preferences and one for output and signal routing selection 3 6 Local Operation 3 Controls Indicators and Connectors Signal Source Keys Three keys define the main characteristics of the output signal They are sme
128. n be received over GPIB incl GET The reading is re triggerable once initiated Note The Frequency Counter uses as its time reference the same Frequency Reference as the Instrument s frequency synthesizer This can be the Internal or External Frequency Reference To achieve a meaningful measurement of the UUT Reference Frequency it is important that the UUT and the 96040A are not locked to the same Reference Frequency and that the UUT is using its own Internal Reference Frequency unless otherwise instructed by the relevant Calibration Procedure 3 91 96000 Series Operators Manual 3 92 300 MHz Frequency Counter 96270A Table 3 31 shows the 96270A 300 MHz Frequency Counter screen The Frequency Counter is provided for convenient measurement of the UUT reference clock 50 MHz or 300 MHz CAL output frequencies without the need for a further test instrument The signal to be measured is applied to the 300 MHz Counter input BNC on the rear panel The Instrument cannot simultaneously generate an RF output signal and make frequency measurements To perform a Frequency Count measurement 1 Push and then push the Frequency Counter softkey This shows the Frequency Counter measurement screen as shown in Table 3 31 If the RF output is on it will be switched off Instrument set to standby when is pushed Push the Range Input Impedance softkey to set the required input impedance of the counter input and the counter frequ
129. nectors compatible with supported sensor models User selectable as power meter readout or leveling control sensor feedback Single or Dual readout user selectable as power or equivalent voltage into 50 Q with linear or logarithmic units Readout Measurement Functionality Source Measure mode allows simultaneous signal output and single dual power meter readout operation Relative ratio or difference mode Readout Display Absolute In W Vrms Vpk pk dBm dBuV Relative ratio in dB or A difference in W or V Resolution 0 001 dBm dB W V 5 digits with autoranging unit multiplier User selectable Settings Actions Reading averaging single continuous triggering sensor zeroing 1 When used as the leveling control sensor for the Microwave Output with the HF Leveling kit or compatible splitter and sensor the measured power is displayed Settings are automatically configured for optimal performance 2 Absolute Relative mode independently selectable for each readout channel Relative measurements between channels is not available GPIB Command Emulation Mode Specifications 96270A I HP3335A HP8662A HP8663A HP8340A HP8360 B Series Agilent E8257 Series 9640A 96040A HP3335A HP8662A HP8663A 9640A 1 Only one instrument emulation mode may be selected at any one time 2 Emulation includes models with frequency ranges above 27 GHz These models are emulated within th
130. ningful To rename a slot 1 From the Save Recall screen select the slot to be renamed 2 Push the Rename softkey A 10 character prompt is shown at the bottom of the list 3 Use the Keypad to enter a new name for the slot The name may be any combination of up to 10 alphanumeric characters 4 When the new name is correct push to transfer the new name to the slot Delete a Selection To delete the settings previously saved to a memory slot select the slot and push the Delete softkey The deleted settings revert to a default or Unused state Unused is shown in the selected slot Recalling settings from an unused slot has no effect on the Instrument 3 46 Local Operation 3 Instrument Operation Save an Instrument Setup Saves all the Instrument function settings Sine Modulation Sweep Frequency Counter and Power Meter 96270A Also saves the Preferences settings Sine Reference Signal routing 96270A Profile selection 96270A and Global Preferences including the Reference frequency input and output settings GPIB settings are not saved Use the subsequent procedure to save a set of instrument setup settings to a memory slot 1 From the Save Recall screen select a slot for saving the Instrument setup settings 2 Push the Save Instrument softkey If the memory slot contains previously saved settings the screen prompts for overwrite permission Yes or No Pushing the Yes softkey saves the new setting
131. ns may change if the UUT or other connected devices have level or level setting dependent match conditions for example changing input attenuator setting on a Spectrum Analyzer Match conditions may also change if the combination of output frequency output level setting and applied level correction values cause the instrument to move across an internal range boundary such that its output match changes The Profile self measure process effectively uses a signal generated in the Leveled Sine function but the profile that results can also be applied in the Modulation and Sweep functions Push the Reference Plane softkey to select the power sensor configuration for the characterization process and the sensor to be used as the reference sensor reference plane for measurement The choice available depends which output Leveling Head or Microwave is currently selected as shown in Figures 3 51 and 3 52 below If the required output is not currently selected make the selection using as described elsewhere in this chapter Ref Clk Measure Profile Leveling head ma Start 1 000 000 000 MHz Stop 4 024 000 000 0 GHz Level 10 000 dBm Points 250 Ref Plene AE Sensor 1 Output Dre Sensor 1 Direct Points Reference Plane Sensor 2 Direct hpn80 bmp Figure 3 51 Measure Profile Screen Leveling Head Output Selected 3 116 Local Operation 3 Instrument Operation Set Ref Clk etup Int Begin
132. ntering characters The user may choose any one of these edit modes when entering numeric field data Note The vertical softkey label for the focus field indicates the edit mode that will be selected when the key is pushed It does not indicate the currently active edit mode The active edit mode is indicated by the field cursor shading The subsequent paragraphs use the Leveled Sine screen to discuss the edit modes The edit modes and the techniques discussed here also apply to the Modulation and Sweep screens The Modulation and Sweep screens are not therefore discussed separately Note Step edit does not apply to the sweep screen Only Cursor edit and Keypad edit are available in the sweep function Before proceeding refer to the Data Fields descriptions earlier in this section under Controls Indicators and Connectors Display as a refresher on how to select data fields To follow the discussion on the Instrument switch on power to the Instrument and then push sme to show the Leveled Sine screen Push STBY to set the source to standby Also remove any connections from the front panel Leveling Head I O Connectors The screen on the I O Display will closely resemble the subsequent Leveled Sine screen 96000 Series Operators Manual Cursor Edit When in Step edit mode if the soft label for the focus field includes a Cursor edit marking push the Frequency Cursor edit softkey the focus field changes the edit mode
133. nternally leveled at the front panel Microwave Output connector Sensor 1 Enable sensor splitter leveling using the sensor connected to Sensor Channel 1 for automatic leveling feedback Sensor 2 Enable sensor splitter leveling using the sensor connected to Channel 2 for automatic leveling feedback The maximum allowable Output Level generated at the Instrument front panel Gaiouke Microwave Output connector utput Clam P P Use the Output Clamp to limit Instrument Output Power if a leveling feedback loop fault occurs Sets the maximum output level change allowed during the automatic leveling Capture Range process when a new value is read from the power sensor providing leveling feedback 1 The capture range should not be set to a value less than the expected loss between the front panel Microwave output and the leveling sensor RF input otherwise the automatic feedback process will not function correctly 3 57 96000 Series Operators Manual Rear Input Preferences 3 58 Figure 3 32 shows the Rear Input Preferences screen The rear panel 50 MHz Counter Modulation Leveling and Freq Pull BNC may be configured as an input for External Leveling and Frequency Pull use in the Leveled Sine function Setting the preferences for External Leveling and Frequency Pull are described later in this chapter For the 96040A the 50 MHz Counter Modulation Leveling and Freq Pull BNC connector is automaticall
134. o connect a power sensor to the Instrument and to a UUT are given in Chapter 3 Do not attempt to connect a power sensor before you read all of the Cautions and Warnings contained in these instructions Install the Instrument in an Equipment Rack The Instrument is suitable for both bench top and rack mounted operation A Rack Mount Slide Kit is available as an accessory Instructions to install the kit are supplied with the kit Cooling Considerations Internal fans keep the operation temperature of the Instrument at a safe level Air intakes are on the left side and rear of the Instrument Air is exhausted from the right as viewed from the front For bench top operation these fans maintain temperature control without any attention other than routine cleaning of the filter as described in General Maintenance However when Instrument is mounted and used in other situations for example in an equipment rack additional attention may be necessary to ensure that the Instrument is able to maintain a normal operation temperature and does not overheat A Warning To prevent fire hazard and to ensure that the Product does not exceed its normal operation temperature observe these warnings e During normal operation keep the Product covers securely in place Excessive air leaks can interrupt and redirect the flow of cooling air from internal components e When you mount the Product in an enclosed equipment rack provide adequate ventilation and ai
135. offset allowing convenient toggling of the output between its initial and its offset values Offset As Error Softkey In a typical calibration application in which the Instrument has been set to a target Level or Frequency an offset may be applied until the UUT reads exactly the target value The offset setting is now related to the UUT error When the Offset field is the focus field both its display and edit format may be switched from an expression of offset of Instrument output to an expression of Error in the UUT This results in a convenient and accurate readout of UUT error for which display units may be selected independently Note If a UUT reads high and has an Error of Err it is clear that the Instrument will have to be adjusted down by an Offset Off to achieve the target reading 3 21 96000 Series Operators Manual It is often thought that Offset and Error will merely be of opposing signs for example Err Off This is only true if Offset and Error are both expressed in ratio units of dB To express Error and Offset in or ppm however while the same is approximately true for small errors a more substantial error of say 10 will require a Instrument Offset of only 9 091 to achieve the target reading The two are non linearly related This calculation and display feature is frequently beneficial Reference Softkeys 3 22 For the Leveled Sine function the Instrument user interface also suppo
136. or one or more of the four signal parameters 1 8 Create a frequency modulated output signal as described in the previous procedure Select the desired field Frequency Level Mod Rate or Deviation parameter field Select the Offset for the parameter bottom of the screen An Offset label appears on the right of the screen Push the Offset softkey to select the offset field Push the Offset softkey and enter the desired offset value Notice that the value in the parameter field follows the offset value To toggle the offset value off and on use the Toggle Offset softkey at the bottom of the display To disable the offset use the Offset Disable softkey at the bottom of the display Repeat this procedure as needed for each signal parameter Phase Modulated Output Signal Use this procedure to create a phase modulated output signal and if required to define the incremental step values by which the frequency level modulation rate and deviation of the output signal can be increased and decreased Refer to Table 3 27 for a list of the fields available on the Modulation screen and the limits associated with each field Note Internal phase modulation is generated by applying sinusoidal frequency modulation with peak deviation derived from the phase deviation and rate settings Fa a X Frate The phase deviation limits as shown in Table 3 27 are therefore dependant on the equivalent frequency modulation devia
137. ower levels that may cause damage being applied to UUT or other connected devices should the leveling sensor become disconnected or other feedback problems occur To enable sensor splitter leveling select the leveling sensor and set the Leveling Preferences 1 Push sme to select the Leveled Sine function 2 If necessary push to select the Microwave output 3 Push the Sine Preferences softkey to bring up the Leveled Sine Preferences screen shown in Table 3 16 4 Push the Sensor Leveling softkey to bring up the Sensor Leveling Preferences screen shown in Table 3 17 5 Sequentially select each of the preference fields with the softkeys to the right of the screen While each field is selected use the softkeys along the bottom of the display or the scroll wheel to choose a preference When the field containing a numeric value is selected the value may be adjusted with the cursor keys and spin wheel or entered directly with the keypad 6 To exit the screen push the Back softkey or push one of the function keys Cone Quon weer or meas or erue 3 56 Local Operation 3 Instrument Operation Table 3 17 Sensor Leveling Preferences Sine Ref Clk Leveling Frq Pull Hicrowave Int mO O Sensor Leveling Preferences Sensor leveling Disabled Sensor Output clamp 24 000 dBm Capture range 100 0 dB rere Disabled Sensor 1 Sensor 2 Preference Disabled Sensor splitter leveling disabled Signal i
138. pability Table 3 20 Selection of Frequency Resolution Ref Clk Leveling FrqPull Offset Profile Leveling Head Int mnt O O Sine Preferences Reference Preferences Display layout Source only fee Freq resolution Standard kates Rear Input Preferences Standard Enhanced hpn51 bmp Resolution Numeric Entry Resolution and Example Leveled Sine Screen Sine Ref Clk Leveling Frq Pull Offset Profile anome O O O Frequency 99 999 999 999 MHz Frequency The greater of 1 mHz or 11 digits Level 10 000 dBm 1 mHz to 99 999 999 999 MHz Standard 96720A 2100 MHz 11 digits angar 210 GHz 12 digits Suited to the majority of applications Frq offset Hz as trror Freg step 1 000 000 000 MHz Ster sze Goto Setas Toggle Offset Sine Reference Reference Offset Disable Preferences hpn52 bmp Sine Ref Cik Leveling Frq Pull Offset Profile aineol we wO O O Freq 3 999 999 999 999 99 GHz Frequency 10 uHz with up to 15 digits Levet 10 000 dBm 10 wHz at all output frequencies Enh d 96270A lt 4 GHz 10 ukz nnance 24 GHz 100 uHz For use in very high precision frequency applications Offset Hz CRED Step 1 000000 000 00 MHz Step Sze Go to Set as Toggle Offset Lev Sine Reference Reference Offset Disable Preferences hpn53 bmp Note Selected resolution applies to all Leveled Sine frequency entry fields including Frequency Step and Offset 3 64 Local Operation 3 Instrument Ope
139. plies to demodulated signal content at rate frequency fundamental 96000 Series Operators Manual 1 20 Modulation Trigger Output Rear panel Trigger I O BNC connector Level TTL compatible logic output selectable as rising or falling edge Timing Alignment 500 ns typical from modulation waveform zero crossing for Sinusoidal or positive peak for Triangle Frequency Sweep Specifications at Leveling Head Output 96040A and 96270A and Microwave Output 96270A Sweep Frequency Range 96040A and 96270A Leveling Head output 1 mHz to 4 GHz 96270A Microwave Output 1 mHz to 27 GHz Sweeps are generated as a sequence of discrete synthesized frequencies Sweep Modes Stop Start and Center Span Linear or Logarithmic Sawtooth or Triangular Repetitive Single Shot Triggered and Manual Sweep Squelch or Non Squelch at frequency transitions Narrow range locked sweep Start Stop and Step Frequency Setting Resolution lt 100 MHz 0 1 Hz gt 100 MHz 11 digits Frequency Steps 5 million maximum Step Size 96040A and 96270A Leveling Head output 1 mHz to 4 GHz 96270A Microwave Output 1 mHz to 27 GHz Step Dwell Time 20 ms 40 ms for 96270A Microwave Output to 10 s 2 ms to 10 s for narrow range locked sweep Sweep Duration 100 hrs maximum calculated from step dwell x number of steps Squelch Duration 96040A and 96270A Leveling Head output lt 20
140. plying a multifunction external control signal to the Instrument Depending upon the operating settings of the Instrument the signal may be tailored for modulation control leveling control frequency control or Frequency Counter input If AM FM or Phase Modulation PM is in use this input can be used to connect an external modulation source In this case the input is enabled via the Modulation Preferences screen and ac or dc coupling can be selected See Table 3 4 and Table 3 5 for the input specifications If Leveled Sine is in use this input will accept a dc feedback voltage from either of these 1 An external power meter for external leveling of the signal at the power meter input The feedback is compared with an internal adjustable reference voltage at the input of an error amplifier The Instrument output level adjusts to minimize the difference See Table 3 6 for the input specifications A Caution To prevent damage to the load when using External Leveling ensure that the maximum output level is suitably limited via the Leveled Sine Preferences screen 2 An external phase detector and error amplifier for phase locking the output of the Instrument to that of another Instrument In this case this input is a voltage for controlling Instrument output frequency Output frequency can be pulled by up to 5 ppm depending on sensitivity setting In some instruments the equivalent feature is called Electronic Frequency Con
141. pre determined limits Test points that fail exceed these limits can be viewed with the front panel and will include the test point description the measured value and the preset acceptable limits The measured value will usually be shown as the voltage present at the point being measured To enhance the usefulness of the self test as a troubleshooting tool it can be run as three separate sequences e Base The Base sequence is a test of the Instrument only with or without the Leveling Head attached e Head The Head sequence is a test of only the Leveling Head while it is attached to the Instrument e All The All sequence performs a test of both the Instrument and the attached Leveling Head 2 9 96000 Series Operators Manual Running Self Test The subsequent instructions for the self test are given in terms of button pushes from the front panel The same instructions may also be initiated with the IEEE 488 instructions in a system environment Note The Base level self test may be run with or without a Leveling Head attached However when a Leveling Head is attached ensure that the Leveling Head output is disconnected during self test and that there are no earth connections to the floating RF common This includes the Leveling Head body and the top two rear BNC connectors To run a self test 1 2 3 4 Prepare the Instrument for operation as described earlier Push Push the Support Functions sof
142. put Leveled Sine Preferences screen is shown in Table 3 15 and the Microwave output Leveled Sine Preferences screen is shown in Table 3 16 3 Sequentially select each of the preference fields using the softkeys to the right of the screen While each field is selected use the softkeys along the bottom of the display or the scroll wheel to choose a preference 4 To exit the screen push the Back softkey or push one of the function keys Cone mon weer or meas or serue 3 52 Local Operation 3 Instrument Operation Table 3 14 96040A Leveled Sine Preferences Sine Ref Clk Leveling Freq Pull Leveling Head Int Int O O Sine Preferences Reference Preferences ia Frequency Freq resolution Standard bsp sist Rear Input Preferences hpn43 bmp Preference Access to Reference Preferences screen Field Reference Preferences Frequency Resolution Access to Enhanced Frequency resolution m Access to Rear Input BNC Preferences for Leveled Sine ms Rear Input Preferences 1 Detailed descriptions provided later in this chapter The rear panel 50 MHz counter Modulation Leveling and Freq Pull BNC is automatically configured as input for the frequency counter when the frequency counter mode is selected 2 3 53 96000 Series Operators Manual 3 54 Table 3 15 96270A Leveling Head Output Leveled Sine Preferences Ref Clk Leveling Fr
143. q Pull Leveling Head Int tO O Display layout Source only Freq resolution Standard hpn44 bmp Field Preference Reference Preferences Access to Reference Preferences screen Display Layout Access to Source Only or Source Measure display layout selection n Frequency Resolution Access to Enhanced Frequency resolution Rear Input Preferences Access to Rear Input BNC Preferences for Leveled Sine ma 1 Detailed d escriptions provided later in this chapter 2 The rear panel 300 MHz counter BNC is automatically configured as input for the frequency counter when the frequency counter mode is selected Local Operation 3 Instrument Operation Table 3 16 96270A Microwave Output Leveled Sine Preferences ine Ref Clk Leveling Frq Pull Microwave Int mO O Sine Preferences Reference Preferences Display Display layout Source only Layout Sensor Leveling Freq resolution Standard oe Resolution Rear Input Preferences Source Only Source Meas hpn45 bmp Field Reference Preferences Preference Access to Reference Preferences screen Display Layout Configures display Source Only or Source Measure layout selection ni Sensor Leveling Configures Splitter Sensor leveling for Leveled Sine via the Microwave Output Frequency Resolution Access to Enhanced Frequency resolution m Rear Input Preferences Access
144. quency 1000 000 0000 GHz 10 000 dBm Sensor 1 6 875 dBm Sensor 2 Not fitted Level Setas Reference Goto Frequency Reference Offset Profile O Frequency Step Edit Level Sine Preferences hpn48 bmp Figure 3 33 Source Measure Display Layout Note Source Measure display layout is only available in the Leveled Sine function 3 59 96000 Series Operators Manual 3 60 Frequency Pull Preferences Table 3 18 shows the Frequency Pull Preferences screen Frequency Pull accepts a dc voltage feedback from an external phase detector and error amplifier and lets you phase lock the output to that of another instrument for frequency control purposes The requirements for the external input are described earlier in this chapter under Frequency Counter Modulation Leveling and Frequency Pull Input Connector To set the frequency Pull Preferences 1 2 Push sme to select the Leveled Sine function Push the Sine Preferences softkey to bring up the Leveled Sine Preferences screen shown in Tables 3 14 3 15 and 3 16 Push the Rear Input Preferences softkey to show the Rear Input Preferences screen shown in Figure 3 32 Push the Frq Pull Preferences softkey to show the Frequency Pull Preferences screen shown in Table 3 18 Sequentially select each of the preference fields with the softkeys to the right of the screen While each field is selected use the softkeys along the bot
145. quency field as shown in Figure 3 39 The frequency value may be adjusted with the cursor keys and scroll wheel or entered directly using the keypad The allowable frequency values are determined by the connected sensor and generally include 0 Hz Sensor 1 Sensor 2 Power Meter O Sensor 1 10 054 dBm Sensor 1 Frequency SOW MHz TE Sensor 2 Not fitted Sensor 2 Frequency 50 0 MHz eae Frequency Restart Go to Sensor 1 Counter Averaging Relative Preferences hpn68 bmp Figure 3 39 Power Meter Screen Setting Frequency Note When using to show Power Meter readouts the readings for any connected sensors are corrected for the current signal output frequency setting not the values entered in the Power Meter readout screen 3 98 Local Operation 3 Instrument Operation Set Power Sensor Preferences The Power Meter Preferences screen is shown in Table 3 32 The details preferences and available selections shown on entry to the screen are for the currently selected sensor channel A channel can be selected even if there is no sensor connected to that channel In this case the selected sensor is shown as None Table 3 32 Power Meter Sensor Preferences Sensor 1 Sensor 2 Power Meter O Sensor 1 NRP Z55 Averaging Auto Averaging Trigger Continuous Trigger Sensor Details Zero Sensor Preferences A i Auto or any number between 1 and 32768 in a 2 sequence veragin na Use t
146. r Fuses 0 eeceecceeseeseeeseeesceeseecaeceeceeeeseeeeseeeeneesaes RUT W ALC oeer riirii a e ET iA A ENE EEE ET E E Performance Test and Calibration ccccccssccccssssececeesseeeceeseeeceesaeeeesesaeeeesaes 3 L al Qp rati r paper mene ee ene ener eee eee ere ere ne eee ee en eee TEE E Aa E N N T E TE T E E TET Controls Indicators and Connectors ccccccecccccececesesesesesesesesesesesesesesesesenees Leveling Head I O Conn ctofSsssssisiissiricisreciierrserii iee innreise neiisa Microwave Output Connector 96270A cesccesssecesneceeeeecseeesaeceeneeeeees Output Connector Status Indicators 96270A Sensor Connectors 96270A ccccccccssscccsessececsessececseseeecseaeeecseaeeeesesaeeeeees USB Storage Port 96270A ecccecssecesseeceeeeeeseeeeaeeceeaeeceeeeeeaeeeeaaeceeneeeeaees STB Y OPER Standby Operate 000 0 ee eeceeceeeseeeneeeaeeseeeaeceeceseeeseeeeneeeaes PUNCHION KR YS iss secisisccessssesteesandectusiagaeasa agai ies e E a EE EEE EEO E Sional Source KEYS sivssineteiiegeiesvaaoedescinesinenesendeia ERREEN NE MEAS Measurements Key ccccecsceceecceseeeceeeeeceeneeceeeeesaeeeeaaeceeneeeeaees UNITS ROY oiie ini RENEE EREET EENEN EEEE AR SETUP KEF odie e eee a e eE E EE EE SIGNAL Key 96270 sscceecsstsseessesenedssbacsesetedeveerdtduncessedevecsetsateeanadadeettaetss Display correer a EE E E EEE ANTERE ROE Data Fields vices cadces ste sncssccedeweseiea aa sostaccasstbasccdscda ARE
147. r meter sensor preferences are not applied Local Operation 3 Instrument Operation Power Readout Units Power meter readout units selection is available from within the Power Meter screen The units selected in the power meter screen are used for the power meter readouts shown in the Signal Status screen and the Source Measure display layout To change power meter readout units push to show the Power Meter Readout screen Push the Sensor 1 or Sensor 2 softkey to select the necessary sensor channel readout and then push Use the softkeys to select the required measurement units as shown in Figure 3 38 Note Display of readout values in linear units of watts or volts is autoranged in W mW uW or V mV or uV depending on the measured value Sensor 1 Sensor 2 Power Meter Sensor 1 4 968 dBm dem Frequency 300 0 MHz Y Vrms Sensor 2 0 210 dBm Vp p Frequency 18 0 GHz dEn Frequency Restart Go to Sensor 1 Counter Averaging Relative Preferences hpn67 bmp Figure 3 38 Power Readout Units Selection 3 97 96000 Series Operators Manual Set the Measurement Frequency To obtain valid measurements the frequency setting for each connected sensor must correspond to the frequency of the signal to be measured To set the frequency push to show the Power Meter Readout screen Push the Frequency softkey to select the frequency field for the required sensor the softkey opposite the Sensor 1 or Sensor 2 fre
148. ration Reference Switching Preferences Table 3 21 shows the Reference Switching Preferences screen There is a danger when switching between an established Level setting and the Reference Level setting that the new setting may damage the load You may therefore prefer the Instrument to switch to standby display the new settings and request confirmation through user selection of Output ON Confirmation and the criteria for confirmation may be established on the Reference Switching Preferences To set the Reference Switching Preferences 1 Push sme to select the Leveled Sine function 2 Push the Sine Preferences softkey to show the Leveled Sine Preferences screen shown in Tables 3 14 3 15 and 3 16 3 Push the Reference Preferences key to show the Reference Switching Preferences screen Table 3 21 4 Sequentially select each of the preference fields using the softkeys to the right of the screen While each field is selected use the softkeys along the bottom of the display or the scroll wheel to choose a preference When a field with a numeric value is selected the value may be adjusted with the cursor keys and spin wheel or entered directly with the keypad 5 To exit the screen push the Back softkey or push one of the function keys Cone mon weer or meas or erur Table 3 21 Reference Switching Preferences Sine Ref Clk Leveling Frq Pull Profile Leveling Head Int mnt O Reference Switching Pr
149. red push the Level softkey again to enable Step edit A Level Step field appears at the bottom of the screen a Select the Level Step field b Enter the desired level step in the Level Step field 6 To make the leveled sine wave available as an RF Output signal push oer 7 To step the output frequency select the Frequency field Step edit enabled and use the cursor keys to increase or decrease the output frequency by the amount specified in the Freq Step field To step the output level select the Level field Step edit enabled and use the cursor keys to increase or decrease the output level by the amount specified in the Level Step field Local Operation 3 Instrument Operation Table 3 22 Leveled Sine Fields for 960404A and 96270 Leveling Head Output Sine Ref Clk Leveling Freq Pull Profile Leveling Head Int It O O O Frequency Frequency OOOO 000 MHz Step ea Leve 10 000 dBm Goto Setas Frequency Sine Reference Reference Offset Preferences hpn55 bmp Field Range Units Frequency 0 001 Hz to 4 024 000 000 0 GHz 0 001 00 Hz to Enhanced Resolution 4 024 000 000 000 00 GHz Hz mhz MHZ GHZ Frea enai ste 0 001 Hz to 4 024 000 000 0 Le kiz MH u TAR GHz 0 001 00 Hz to ee a tdeh Enhanced Resolution ppm 4 024 000 000 000 00 GHz Absolute Hz mHz kHz MHz ppb Any value within extremes of frequency range above ppm Frequency Offset As UUT Error An
150. references ciiscitepecisosaeisesbetesieevensuseevetaseneysansteedeiaedies Power Reading Averaging and Triggering ccc eeeceseceeeceeeceseeeeeeeeneeeees Relative Power Measurements 000 0 eee eeceessecssecseceeceseceseceeceseceseeeseeseneeeaes Change Units for Relative Power Measurement ce ceeseeeeeeeeereeeeeenee Protiles 9627 0A uneni nnen ie tasanieec eects EEA NE Profiles OVERVICW cies evdesvinvcscesenaeheceaveesidesnibe Sas ves lace basen sven E Profile File Format and File Naming Requirements ceeeeeeeeeeeee Select and Apply Profiles ccesssessscscsseeeeeeeseeeesoeerseesseesnseeeseeeeneesseeenes Import Profiles ws csscstats sesteistaistesseigatel deceespietedeat aaa a Export Professeren iia enii oiae ORN Ti aii Profile Self Measure Self Characterization ccccccccsssceceesseeeesesseeeeeens Measurement Integrity at High Signal Levels eee ee ceeeeeeeeeeeeeeeeeee Measurement Integrity at Low Signal Levels Eliminate Interference from the Ether eesceseceeeceeeceseesseeeeeeeenes Eliminate Interference from System Clocks Common Mode and Bither B Orie iiss sasesvacctes festsaurvevediie ssincucs E EERTE AE EE A OE EA EAE EEEE Avoid Grounding RF Common on the Instrument eee eeeeeeeeeeee Verify the Level of an Interfering Signal cee eeeceeeeeeeeeeeenes De tune the Interfering Signal eeeeseeseeeneecnaeeeeceeeesseesseeeeeeeeaes vi List of Tables Table Title Hel
151. rences The Instrument Setup screen describes the basic Instrument configuration and gives the user access to all user preference setup screens To set the global preferences 1 Push to show the Instrument Setup screen See Figure 3 19 Ref Clk Int Leveling Int C Base unit 962704 Base serial 66584 Head unit 96040A4 50 Head serial 000009 ALL rights reserved Support Functions Save Recall Figure 3 19 Instrument Setup Screen Model RF Reference Source Options Low level Mw output Firmware v0 255 Build 140107 Copyright 2014 Fluke Corpor hpn37 bmp Local Operation Instrument Operation 3 2 Push the Global Preferences softkey to the right of the display The Global Preferences screen is shown 3 Select each of the fields and enter the desired preference in each Push the Back softkey to save the Global Preferences settings and return to the Instrument Setup screen shown in Figure 3 19 See Table 3 13 for a list of the available global preferences Table 3 13 Global Preferences G t Ref Clk Leveling etup Intt mO Global Preferences Display brightness Display Brightness Ref frequency output Disable jai Ref frequency input Disable Ext ref frequency 10 MHz Di hpn38 bmp Field Preference Display Brightness 10 to 100 1 steps Reference Frequency Output Disable 1 MHz 10 MHz R
152. response to a trigger event Take Reading Generates a Single Shot trigger event to initiate a reading This softkey is only available when Reading Mode is set to Single Shot Power Meter Allows access to the Power Meter readout and configuration screens see Power Meter Readout for details 1 Frequencies are automatically shown in units of Hz kHz or MHz Number of digits depends on gate time selected and display auto ranging points arranged in decades at 1 099 999 9 99 9 1 100 000 000 2 The Frequency Counter input is AC coupled and input sensitivity is 0 5 Vpk pk through to a maximum of 5 Vpk The 50 MHz range is specified to 0 9 MHz but typically operates to below 10 Hz The 300 MHz range is specified to 50 5 MHz but typically operates to below 10 MHz 3 In addition to the Take Reading softkey trigger events can be received over GPIB including GET The reading is re triggerable once initiated 3 93 96000 Series Operators Manual 3 94 Note The Frequency Counter uses as its time reference the same Frequency Reference as the instrument s frequency synthesizer This can be the Internal or External Frequency Reference To achieve a meaningful measurement of the UUT Reference Frequency it is important that the UUT and the 96270A are not locked to the same Reference Frequency and that the UUT is using its own Internal Reference Frequency unless otherwise instructed by the relevant Calibr
153. rflow within the rack Pay particular attention to ensure adequate and proper use of exhaust fans louvers equipment spacing free flowing and isolated intake and exhaust ports Prepare the Instrument for Operation 2 User Initiated Self Test e Use baffles if necessary to isolate intake air from exhaust air Baffles can help draw and direct cooling air through the equipment rack The best placement of the baffles depends on the airflow patterns within the rack If baffles are necessary experiment with different arrangements User Initiated Self Test The Instrument includes a self test feature that functions as an operational self test when the Instrument is initially powered on and later as a more comprehensive user initiated test This section includes an overview of what the self test checks instructions to run the self test and instructions to analyze the results of a self test Collectively the discussions help to confirm whether the Instrument is working properly In operation the self test is initiated by the user either from the front panel or from an IEEE 488 controller Once initiated the test runs automatically and progresses as follows 1 The test runs the Instrument through a series of test points 2 Each test point configures the instrument internally 3 The Instrument makes a test point measurement using an internal ADC sensors and detectors 4 The Instrument compares the result of each test point with
154. rnal To select a specific waveform a Push the Mod Preferences softkey b Select the AM Mod Waveform field c Select the appropriate waveform Sine Triangle or External d Enable if required the Modulation Trigger Output Rising or Falling Edge e If an External Modulation waveform is in use select either AC or DC coupling f Return to the AM Modulation screen by pushing the Back softkey If a rate step is required push the Rate softkey again A Rate Step field appears at the bottom of the screen a Select the Rate Step Step Size field b Enter the desired rate step in the Rate Step field Select the Depth field and enter the desired output level percent only If External Modulation is in use the entry is the required depth sensitivity value in percent per Volt If a depth step is required push the Depth softkey again A Depth Step field appears at the bottom of the screen a Select the Depth Step Step Size field b Enter the desired depth step in the Depth Step field To make the amplitude modulated signal available as an RF Output signal push oren To step carrier frequency carrier level modulation rate or modulation depth select the appropriate field and use the cursor keys to increase or decrease the output level by the amount previously entered in the step field Step Size Local Operation 3 Instrument Operation Apply an Offset to an Amplitude Modulated Output Signal Using the A
155. rs A progress bar at the bottom of the display shows that self test is running If any test in the self test sequence fails another screen shows the number of failures attributed to both the Leveling Head and the Instrument To view any failures push the View Fail softkey For more information about self test failures refer to the 96000 Series Service Manual 2 5 96000 Series Operators Manual Power On State 2 6 After the power on self test completes the Instrument goes to a standby state output off as indicated by the illuminated key on the far right of the front panel After completion of self test the Instrument display will be either as Figure 2 1 or one of the Emulation modes as in Figure 2 2 If the top left corner of the display indicates emulation mode normal GPIB operation is not available See Chapter 3 for to see how to select or deselect an emulation mode If a Leveling Head is connected push to turn on the RF output If a Leveling Head is not connected the Instrument remains in the standby state output off and shows a warning message Ref Clk Leveling Frq Pull Sine Leveling Head Int Int O O Frequency GOO CCOGGO MHz Level 10 000 dBm Frequency Step Edit ve Sine Preferences Setas Reference Go to Reference Frequency Offset hpn09 bmp Figure 2 1 First Power On Screen Prepare the Instrument for Operation Leveling Hea
156. rts a Reference Frequency a Reference Level or a Reference Point Frequency and Level References may be an output setting that the user might need to return to frequently during a calibration application perhaps to check or adjust for stability Two softkeys Go to Reference and Set as Reference give immediate access to the reference and can be pushed at any time The Go to Reference softkey sets the output of the Instrument to the existing reference settings The Set as Reference softkey transfers the current settings to establish a new reference setting Both softkeys result in the display of Reference Settings and their application to the output unchanged or updated dependent upon which key was pushed see the subsequent Monitoring the References screen See Figure 3 16 Ref Clk Leveling Frq Pull Sine me wO O Ref freq 1 000 000 000 MHz Trade Man Ref level 10 000 dBm Track Main Reference frequency and level active Reference Preferences Reference Off hpn35 bmp Figure 3 16 Monitoring the References Note that the message Reference Frequency and Level Active are shown when the Go to Reference softkey is pushed Local Operation 3 Screen Controls and Indicators A Caution The reference settings could be a substantially different than the previous Level and or Frequency output settings and if inadvertently applied the resulting change in output signal may damage the loa
157. s See the subsequent Keypad edit screen Pushing or a multiplier softkey will transfer the new value into the focus field Note also the presence of an Undo softkey and that an invalid entry will cause an error message and return the focus field to its previous value The backspace s and exponent keys are also active in the Keypad edit mode See Figure 3 10 Ref Clk Leveling Frq Pull Profile Leveling Head Int It O O O rrenercy LS a Level 10 000 dBm hpn29 bmp Figure 3 10 Keypad Edit Change Displayed Units Measurement Units are usually associated with digital values In the case of the Instrument the units are typically associated with frequency and level Pushing while a field is selected provides a list of measurements units that apply to the value See the subsequent measurement units screen Selecting one of these units causes the Instrument to recalculate and show the value in the specified unit Typical measurement unit selections for Level include dBm W Vrms Vp p and dBuV See Figure 3 11 Sine Ref Clk Leveling Frq Pull Profile Leveling Head Int It O Frequency 287 000 Hz dBm Level dB step 1 000 dB Goto Reference Sine Preferences Setas Reference hpn30 bmp Figure 3 11 Measurement Units Local Operation 3 Screen Controls and Indicators Note The Instrument supports multiple unit scales for display and editing
158. s and the Type column in the selected slot field shows Instrument xx to identify the settings as instrument setup settings Pushing the No softkey aborts the save attempt Save Settings for a Function Saves the settings of the selected function Sine or Modulation or Sweep or Measurement Also saves the Preferences setups Sine Reference Signal routing 96270A Profile selection 96270A and Global Preferences including the Reference frequency input and output settings GPIB settings are not saved Use the subsequent procedure to save a set of function settings 1 From the Save Recall screen select a slot for saving the function settings 2 Push the Save Function softkey Three new soft labels are shown Save Sine Save Sweep and Save Mod Functions 3 Push the appropriate softkey If the memory slot contains previously saved settings the screen prompts for overwrite permission Yes or No Pushing the Yes softkey saves the new settings and the Type column in the selected slot field displays the mode to identify the settings as output function settings Pushing the No softkey aborts the save attempt Recall Settings Any one of the 10 saved settings may be recalled at any time To recall settings 1 From the Save Recall screen select the slot containing the settings to be recalled 2 Push the Recall Settings softkey The Instrument immediately responds to the new settings 3 47 96000 Series Operators Manual Cr
159. s in use select either AC or DC coupling Return to the FM Modulation screen by pushing the Back softkey If a rate step is required push the Rate softkey again until a Rate Step field appears at the bottom of the screen a b Select the Rate Step Step Size field Enter the desired rate step in the Rate Step field Select the Deviation field and enter the desired deviation frequency If External Modulation is in use the entry is the required deviation sensitivity value in Hz kHz or MHZ per Volt If a deviation step is required push the Deviation softkey again until a Dev Step field appears at the bottom of the screen a b Select the Dev Step Step Size field Enter the desired deviation step in the Dev Step field To make the frequency modulated wave available as an RF Output signal push oren To step Carrier Frequency Carrier Level Modulation Rate or Modulation Deviation select the appropriate field and use the cursor keys to increase or decrease the output level by the value previously entered in the step field Step Size 3 77 96000 Series Operators Manual 3 78 Table 3 26 Frequency Modulation Fields mO mO mO Frequency 10 000 000 000 MHz Level 10 000 dBm Mod Rate 1 0000 kHz Sine Deviation 100 00 kHz Frequency Step Edit Deviation Modulation Modulation Frequency Mod On Offset Preferences hpn59 bmp Field Range Units 9 000000000 MHz to Prequency
160. selected file The contents of the data file are checked for validity against the format given earlier Files that do not match will not be copied into the Instrument and an error message is shown File names longer than eight characters will be truncated with the seventh and eighth characters replaced by a tilde followed by a number when saved into the Instrument internal memory Other truncations may occur in names with extensions longer than three characters names with more than one period character and other situations Contents of the memory stick are not affected by the importation process If the memory stick contains directories the display will be as shown in Figure 3 46 To drill down to the required level of directory or sub directory use the Page Up and Page Down sofkeys the front panel cursor up down keys or the spin wheel to highlight a directory Push the Open Directory softkey to open the highlighted directory Local Operation 3 Instrument Operation Gz Ref Clk Leweling Profile etup Int nO Import Profile Page D CAL_DATA i Page ff DRIFT_ 1 Down Open x Directory Back hpn77 bmp Figure 3 46 Profile Import Screen Memory Stick Directories Shown The memory stick may be removed when file transfer is complete Export Profiles Profile files may be exported to a USB stick inserted in the front panel USB port Refer to the Remote Programmers Manual on the CD for details of Profile export
161. sor marker that can move from digit to digit left right OQ In this case the user can easily make minor edits to the selected digit using the spin wheel or the up down keys If several characters in the field need to change using the alphanumeric keypad to edit the field Keypad edit is a better choice A data field that has all of the characters in the field selected highlighted black is in the Step edit mode When this mode is available to a field an indicator shows in the soft labels to the right of each field Step edit or Cursor edit A toggle effect performed by the softkey next to the focus field allows the user to switch between edit modes A more detailed description of the Editing Settings is available later in this chapter under Screen Controls and Indicators Local Operation 3 Controls Indicators and Connectors Soft Labels Six soft labels run vertically along the right side of the screen and five run horizontally along the bottom of the screen Each of the labels corresponds to an adjacent softkey When a soft label contains text push its adjacent softkey to direct the display to respond accordingly The horizontal soft labels across the bottom of the screen provide prompts to expand the current definition add remove fields or call another screen menu selection Push while in either of two field edit modes cursor or step edit to cause the soft labels to present a selection of measurement units
162. specifications apply at front panel Microwave Output connector Splitter Sensor leveling not available in Modulation functions 2 Signal content at carrier frequency only excluding sidebands 3 Applies to demodulated signal content at rate fundamental frequency Specifications are typical for modulation rates lt 20Hz 4 Includes harmonic distortion and noise up to 5 times rate frequency 96000 Series Operators Manual AM External Input Rear panel BNC connector 50 MHz Counter Modulation Leveling and Frequency Pull Input 10 kQ nominal input impedance Bandwidth 3 dB DC coupled dc to 220 kHz typical AC coupled 10 Hz to 220 kHz typical Depth Sensitivity User adjustable 0 5 V to 400 V Input Level 2 V pk maximum operating 5 V pk absolute maximum Carrier Level Accuracy As AM Internal Sine 20 mV x depth V setting typical Depth Accuracy 3 of setting 0 1 for gt 5 depth 1 Vpk input dc or 200 Hz to 20 kHz Residual Distortion As AM Internal Sine for 1 Vpk input lt 100 kHz 1 Maximum input frequency 100 kHz for carrier frequency gt 125 MHz 2 DC coupled External Modulation permits dc control of carrier level or the offsetting of the modulation waveform Note that at rates from 0 5 Hz to 10 Hz interaction with carrier leveling may occur resulting in modulation distortion 3 Applies to demodulated signal content at
163. t and cause them damage 3 107 96000 Series Operators Manual 3 108 The Interpolate Method softkey selects the calculation of the level correction at frequencies between the frequency data points in the Profile file With Linear selected the correction is calculated as a mx c linear interpolation between each of the two adjacent frequency data points With Smooth selected the interpolation uses a Catmull Rom spline calculation The characteristics are that the spline passes through all of the control points There are no discontinuities in the tangent direction and magnitude the spline is C1 continuous and the second derivative is linearly interpolated within each segment This causes the curvature to vary linearly over the length of the segment the spline is not C2 continuous If the Instrument is operated at an output frequency outside that of the lowest or highest frequency data points within the applied Profile the level correction is held at the value for the lowest or highest frequency data point respectively and the Profile indicator LED flashes This behavior is the same for Linear and Smooth interpolation settings If application of a Profile takes the instrument output level outside the upper or lower limits of signal generation range the Profile is not applied and a warning message is shown If removing a Profile would take the output outside the operating range the displayed value is adjusted to reflect the actual outp
164. t be applied simultaneously When a Profile is applied enabled the Instrument signal level is modified according to the selected frequency and the Profile file data however the output level shown in the level field remains unchanged The signal level field output value shown or entered by the user represents the output value at the point at which the profile is valid the relevant reference plane for example at the output of a cable or device connected in series with the Instrument output Similarly when a Profile is removed disabled the output level signal level field setting remains unchanged 3 103 96000 Series Operators Manual 3 104 Profiles may be used in any signal generation function Sine Modulation Sweep and with any signal output configuration the Leveling Head the Microwave Output Direct or the Microwave Output via Splitter Sensor However the most common usage is likely to be in the Sine function Table 3 33 shows the Setup Profiles screen accessed by pushing and then pushing the Profile Selection softkey Operating the Profiles features available from this screen and the required Profile file format are described later in this chapter Use the cursor Up Down keys on this screen or the spin wheel to scroll through the Profiles list one item at a time The Page Up and Page Down softkeys allow scrolling one page at a time The cursor Left Right keys allow left right scrolling to view the comment field con
165. tents for any displayed profile that exceed the available display width Local Operation 3 Instrument Operation Table 3 33 Setup Profiles Screen Profile name and contents a ATT_FLAT EXTERNAL ATTENUATOR C SPL_CORR SPLITTER FLATNESS Delete Highlighted x Select a J gt Highlighted Selected profile CABJCORR feast Measure Import Export Interpolate Profile Profile Profile Method Softkey Field Action Purpose Page Up Moves the shown profiles list up one page at a time Page Down Moves the shown profiles list down one page at a time Toggles between Linear and Smooth Interpolate Method Selects the method algorithm used to interpolate level corrections between frequency points contained within a Profile Returns to the previous screen Toggles between Selected Profile and Applied Profile Selected Profile Shows the Profile file stored in the Instrument memory currently selected or applied and also the interpolation method setting 1 Shows None on initial entry if there is no selected or applied Profile Once a selection is made there is no requirement or mechanism to de select a Profile 2 Pushing Remove Profile will cease the application of the Profile It will remain selected until another Profile becomes selected 3 105 96000 Series Operators Manual Profile File Format and File Naming Requirements 3 106 Profile files contain comma separated value p
166. tep edit allows you to update of the focus field in increments of a preset step size The step size is defined preset in a Step Size field at the bottom of the display With the step size set to a value other than zero both the up down cursor keys and the spin wheel allow for increasing or decreasing the focus field value in steps Local Operation Screen Controls and Indicators 3 Note that the soft label for the focus field now shows Cursor edit This allows you to return to the Cursor edit mode Step edit can accessed rapidly in a new focus field when the appropriate softkey is pushed twice Pushing the Step Size softkey moves the focus field to allow step size to be adjusted using the Cursor edit or Keypad edit modes Unit selections are available for Step Size these can be ratios ppm dB or the same unit as the parent field See Figure 3 9 Ref Clk Leveling Sine Leveling Head Int Int O Frequency 287 000 Hz dBm Frq Pull O Frequency Level dB step 1 000 dB Step Sze Goto Reference Sine Preferences Setas Reference hpn28 bmp Figure 3 9 Step Edit 96000 Series Operators Manual Keypad Edit At any time a new value may be entered directly in a numeric focus field with the Keypad The first push of a numeric key will open an edit box in place of the current field and present scientific multiplier options on the vertical softkey
167. the splitter output port connector Leveling Frequency Range 1 kHz minimum to avoid leveling control tracking instantaneous signal level at lower frequencies Amplitude Range 10 dBm to 18 dBm gt 1 4 GHz 14 dBm With Low Level Microwave Output option 35 dBm to 18 dBm gt 1 4 GHz 14 dBm gt 20 GHz 12 dBm Amplitude Resolution 0 001 dB VSWR lt 1 22 HF Leveling Kit splitter device output port VSWR specification Connector PC3 5 mm female HF Leveling Kit splitter device output port connector 1 Requires the HF Leveling Kit or compatible power sensor and splitter with splitter sensor leveling enabled Automatic feedback establishes and maintains the level set on the instrument user interface at the splitter output port connector See Power Meter Readout specifications for compatible power sensor details 2 Amplitude range specifications are nominal apply into 1 0 VSWR match only Maximum output assumes a typical 6 dB splitter loss and is also influenced by loss in the front panel Microwave output to splitter input interconnection 3 Internal step attenuator rated to 1 5 million operations 4 Leveling operational to 35 dBm minimum with supplied HF Leveling Kit power sensor As level decreases additional sensor low level reading repeatability speed considerations and noise floor contributions may be required Introduction and Specifications Specifications
168. tions For the 96270A with the Microwave Output selected the maximum frequency for generating a modulated signal is 4 024 GHz The carrier level ranges available from the Leveling Head and Microwave Outputs are different as listed in Table 3 27 Splitter Sensor Leveling is not available in the modulation function Local Operation 3 Instrument Operation 10 11 12 13 Push mo Push the Modulation Select softkey to expand the selections at the bottom of the screen Push the PM softkey to activate the PM Modulation screen Select the Frequency field and enter the desired output frequency If a frequency step is required push the Frequency softkey again until a Freq Step field appears at the bottom of the screen a Select the Freq Step Step Size field b Enter the desired frequency step in the field Select the Level field and enter the desired output level If a level step is required push the Level softkey again until a Level Step field appears at the bottom of the screen a Select the Level Step Step Size field b Enter the desired level step in the Level Step field Select the Mod Rate field and enter the desired output rate a Push the Mod Preferences softkey b If required push FM PM Trigger Out and define the trigger by selecting Disable Rising Edge or Falling Edge c Return to the FM Modulation screen by pushing the Previous Menu softkey If a rate step is required push the Rate soft
169. tkey Push the Self Test softkey at the bottom of the display The Self Test screen is shown See Figure 2 3 The screen shows that no tests have been executed and provides for the selection of the self test sequence to run All Base or Head 4 Selftest Selftest Summary Base No tests executed Head No tests executed All Base Head Exit hpn85 bmp Figure 2 3 Select a Self Test Sequence Push the softkey for the desired sequence All Base or Head Prepare the Instrument for Operation 2 User Initiated Self Test Select one of the three sequence options to initiate the test sequence and show a progress bar screen On completion of the sequence the progress bar will clear showing the previous screen with the total number of both Base and Head failures as shown below See Figure 2 4 set Selftest Summary Base i fald of 795 teats soared Head No tests executed All Base Head Exit hpn86 bmp Figure 2 4 Summary of Self Test Results Review the Results If one or more failures occur as a result of running the self test they are itemized and shown as Base or Head failures Either of the two categories Base or Head may be expanded to show the detailed results of each failed test Pushing either the Show Base Results or Show Head Results softkeys expands the test results as shown below The Prev Failure and Next Failure softkeys step through the failures Push the Previous Menu sof
170. tkey to return the display to the Self Test Summary screen See Figure 2 5 Selftest Base Test Failure Results Failure 1 of 1 509 002 Nominal 18 3940 Limits 15 4443 to 21 6870 Measured 0 0052 623 Flags OK Prev Next Failure Failure Back hpn87 bmp Figure 2 5 Expanded Self Test Failure Results If Self Test failures are reported note each failure and the results Either contact Fluke Calibration or refer to the Service Manual for guidance on how to proceed 96000 Series Operators Manual Operator Maintenance Perform the subsequent general maintenance procedures whenever necessary AA Warning To prevent possible electrical shock fire or personal injury e Do not perform any servicing on the Product other than that contained in the operating instructions unless you are qualified to do so e Have an approved technician repair the Product This section contains the information necessary for basic maintenance of the Instrument The Service Manual explains more in depth maintenance procedures that are intended for Service personnel Clean the Instrument For general cleaning first disconnect all power input and signal cables Wipe the Instrument with a soft cloth dampened with water or a non abrasive mild cleaning solution that does not harm plastics A Caution To prevent damage to the Product do not use aromatic hydrocarbons or chlorinated solvents for cleaning They can damage the materials
171. to 20 kHz at more than 96 dB up to 100 kHz and at more than 100 dB at all frequencies 2 Root Sum Square Absolute Amplitude Accuracy 50 Q Output Amplitude 10 Hz gt 100 kHz 10 MHz gt 128 MHz gt 300 MHz gt 1 4 GHz gt 3 GHz dBm to 100 kHz to to to to to lt 100 kHz lt 10 MHz 128 MHz 300 MHz 1 4 GHz 3 GHz 4 GHz gt 20 to 24 0 03dB 0 03dB 0 05 dB 0 05 dB Output not available gt 14 to 20 0 03dB 0 03dB 0 05 dB 0 05dB 0 07dB 0 2 dB 17 to 14 0 03 dB 0 03dB 0 05 dB 0 05dB 0 07dB 0 2 dB 0 3 dB 0 3 dB 48 to lt 17 0 03dB 0 03dB 0 05 dB 0 05dB 0 07dB 0 2 dB 0 3 dB 0 5 dB gt 74 to lt 48 0 2 dB 0 2 dB 0 1 dB 0 1 dB 0 4 dB 0 5 dB 0 5 dB gt 84 to 74 Mes q 10 543 0 5 dB 0 1 dB 0 3 dB 0 5 dB 1 0 dB 1 0 dB gt 94 to 84 0 5 dB 0 5 dB 0 3 dB 0 5 dB 1 0 dB 1 0dB Not 130 to 94 0 7dB 1 5dB 1 5dB 1508 E uoaa 1 Also applies as typical accuracy at frequencies lt 10 Hz Introduction and Specifications 1 Specifications Amplitude Sante relative to 50 Q Output Amplitude 10 Hz gt 100 kHz 10 MHz gt 128 MHz gt 300 MHz gt 1 4 GHz gt 3 GHz dBm to 100 kHz to to to to to to lt 10
172. to Rear Input BNC Preferences for Leveled Sine aig 1 Detailed descriptions provided later in this chapter 2 The Rear Panel 300MHz Counter BNC is automatically configured as input for the frequency counter when the frequency counter mode is selected 3 55 96000 Series Operators Manual Sensor Leveling and Sensor Leveling Preferences 96270A Automatic leveling with the HF Leveling kit or compatible power sensor and splitter is enabled and the power sensor to be used is selected in the Microwave Output Sensor Leveling Preferences screen shown in Table 3 17 When enabled the level set on the Instrument user interface is established at the splitter output and automatically maintained by feedback from the selected power sensor The sensor selected for automatic level control feedback is referred to elsewhere as the Leveling Sensor Note The signal level generated at the front panel output will be higher than the requested output level setting by approximately 6 dB plus the losses of any cable and adapters connected between the front panel output and the splitter input Note Before sensor leveling is enabled zero the power sensor to be used for leveling Powers senor zeroing is available in the Power Meter Readout Preferences screen as described in the Power Meter Readout section later in this chapter The other Leveling Preferences settings provide protection mechanisms to prevent unexpected or excessive p
173. to deliver the Instrument output to the input of another instrument UUT while maintaining the integrity of the signal Using a Leveling Head with the Instrument is the equivalent of connecting the UUT directly to the Instrument output without using cables The Leveling Head not only maintains the overall quality of the signal it also maintains an accurate level for the signal over the frequency and amplitude range of the Instrument available from the Leveling Head output Microwave Output Connector 96270A The Microwave Output is a 50 Q 2 92 mm female connector This connector is compatible with PC3 5 connectors When in Microwave Output mode its function is to deliver signals over the entire frequency range of the Instrument to a UUT device that is connected directly at either the Instrument front panel or by a cable or to feed signals to the input of a power splitter and power sensor combination when operating in the Sensor Splitter output mode The level range of signals available at the Microwave Output depends on whether the Extended Low Level Microwave Output option is fitted Output Connector Status Indicators 96270A The output connector Status indicators illuminate to show the currently selected output Leveling Head or Microwave Output and signal output condition Standby or Operate The indicator illuminates yellow when the output is selected but in the Standby condition with no output signal present The indicator illuminat
174. tom of the display or the scroll wheel to choose a preference When the field containing a numeric value is selected the value may be adjusted with the cursor keys and spin wheel or entered directly with the keypad To exit the screen push the Back softkey or push one of the function keys Cone mon weer or meas or erur Local Operation 3 Instrument Operation Table 3 18 Frequency Pull Preferences Gre Ref Clk Leveling Fra Pull Leveling Head Int Int O O Frequency Pull Preferences a Controt Control polarity Positive Polarity Control gain 0 100 0 ppm V Positive Negative Preference Control Polarity Positive or Negative Control Gain Adjustable from 0 0001 ppm V to 0 0001 ppm V Note When using External Frequency Pull to phase lock two signal sources over a wide range of carrier frequencies it may be necessary to adjust Frequency Pull sensitivity This parameter contributes to system loop gain and in some cases may need to be adjusted to maintain fixed Hz V rather than ppm V Externally Leveled Sine Preferences Table 3 19 shows the External Leveling Preferences screen External Leveling accepts a dc voltage feedback from an external Power Meter and lets you control signal level at a remote power sense point The requirements for the external input are described earlier in this chapter under the heading Frequency Counter Modulation Leveling and Frequency Pull Input
175. tor Type BNC Input referenced to RF Common floating Frequency Range Pee aes 3 dB Bandwidth DC coupled 3 dB Bandwidth AC coupled Sensitivity FM 500 Hz 19 2 MHz V Continuously adjustable Continuously adjustable maximum setting Sensitivity PM 0 001 96 00 rad V is carrier frequency dependent Optimum input range 0 25 to 2 0 V pk Input Voltage 2 0 V pk max 5 V pk absolute max Input Impedance 10kQ Nominal 3 27 96000 Series Operators Manual 3 28 Table 3 5 External Modulation Input Specifications AM Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating DC 220 kHz 3 dB Bandwidth DC coupled Frequency Range 10 Hz 220 kHz 100 kHz max for Carrier gt 125 75 MHz 3 dB Bandwidth AC coupled Sensitivity 0 5 V 400 V Continuously adjustable Optimum input range 0 25 to 2 0 V pk Input Voltage 2 0 V pk max 5 V pk absolute max Input Impedance 10 kQ Nominal Table 3 6 External Leveling Input Specifications Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating Adjustable for different power meter types Full Scale Voltage 1V 5V dc 5 V pk absolute max Input Impedance 10 kQ Nominal Table 3 7 External Frequency Pull Input Specifications Parameter Specification Comments Connector Type BNC Input referenced to RF Common floating
176. tput frequency or level or use of stepping and offsetting To exit the screen push again or one of the signal function keys sin mop weer or meas or Ref Cik Leveling Freq Pull Leveling Head Int Int O Signal Status Signal output Leveling head Sensor 1 10 017 dBm Sensor 2 Not fitted Selected profile None hpn65 bmp Figure 3 36 Signal Status Screen 3 95 96000 Series Operators Manual 3 96 If simultaneous signal generation and power measurement is necessary with access to signal output settings and features the Source Measure display layout available in the Sine function should be used Refer to Create a Levelled Sine Output Signal earlier in this chapter Source Measure display layout is not available in the MOD or SWEEP functions must be used if power readout display is necessary while using these functions wO wO O Frequency 19000001000 MHz Step E50 Levet 10 000 dBm Sensor 1 5 111 dBm Sensor 2 Not fitted hpn66 bmp Figure 3 37 Source Measure Screen Note When Splitter Sensor leveling is selected readings made by the sensor designated as the leveling sensor for output level feedback control are shown in the Signal Status and Source Measure screens The Leveling indicator LED legend shown in the status bar at the top of the screen shows which sensor is in use for leveling control Averaging settings for the leveling sensor are determined automatically powe
177. trol or EFC See Table 3 7 for the input specifications Local Operation 3 Rear Panel Controls and Connectors Note Use of dc coupled frequency modulation FM as a means to control the Instrument output frequency for phase locking applications is not optimum for best phase noise performance It is recommended that the Frequency Pull operation in the Leveled Sine function be used for these applications as described above Phase noise performance is specified for the Leveled Sine function only For the 96040A if the integrated Frequency Counter is in use this input will accept an ac voltage of the frequency to be measured capable of operating to a maximum of 50 MHz See Table 3 7 The 97270A has a separate frequency counter input capable of operating to a maximum of 300 MHz used instead of this input connector Note The 96040A also has an input connector labeled 300 MHz Frequency Counter This connector is not operational on that model Note Connections to the Frequency Counter Modulation Leveling and Frequency Pull Input Connector will often be from a grounded source for example Audio Signal generator or Power Meter Such connection will ground the RF Common and hence the RF Output of the Product In this circumstance common mode noise or ground loops may degrade performance at very low output levels Table 3 4 External Modulation Input Specifications FM and PM Parameter Specification Comments Connec
178. ts W Signal Status screen absolute power readout is shown in milli Watts mW Profiles 96270A The Profile feature enables the Instrument to modify its output level value to account for the characteristics of any cables adapters attenuators or other devices connected between the Instrument output and the UUT input For example the cable connected to the Microwave output Profiles Overview A Profile is a set of frequency amplitude data pairs and a comment in a CSV comma separated value format file Profile files can be transferred into the Instrument via the USB port from a memory stick transferred into the Instrument via GPIB or created automatically by the Instrument itself using the self characterization Measure Profile process A profile allows the output reference plane at which the signal level field setting value is generated to be moved from the relevant Instrument output connector to another location This location can be the end of a cable output port of an adapter attenuator or other device fitted in series with the Instrument output The Instrument can hold up to 30 Profile files in its internal memory These files are non volatile with power off on Profile files stored in the Instrument can be exported via the USB port to a memory stick or to a computer directly via GPIB The user can select one of the stored Profile files and enable disable the application of the selected profile multiple profiles canno
179. ture allows the Instrument sweep to be synchronized with another instrument For example the trigger output waveform can be used to trigger an equivalent sweep in either a Spectrum Analyzer or an Oscilloscope 4 Trigger Output and Input are Software Trigger features timing accuracy is typically better than 1 ms The trigger output pulse is delayed by typically 15 ms to18 ms from the sweep start to ensure the output signal is settled at the trigger point In Narrow Range Locked Sweep trigger delay is reduced to 1 ms 3 86 Local Operation 3 Instrument Operation Define a Swept Frequency Output Signal Table 3 29 shows the Sweep Frequency screen for creating swept frequency signals To define a swept frequency output signal Set the Sweep Preferences as described in the previous procedure Push sweer to show the Sweep Frequency screen Select the Start field and enter the desired start frequency Select the Stop field and enter the desired stop frequency Select the Level field Enter the desired level in the Level field Select the Linear Step field Enter the desired level in the Linear Step field oe Nn eo SS YS Select the Step Dwell field and enter the desired step dwell time 02 s to 10s Note Sweep duration is calculated and shown in the Sweep Progress Bar at the bottom of the screen 10 To start the sweep push the Sweep Start softkey at the bottom of the display The progress bar displays the complet
180. unctions and Recall Settings A description of each operation follows Profile Delete Highlighted Rename Back hpn42 bmp 3 45 96000 Series Operators Manual Rename Rename the selected memory location to something more meaningful Delete Delete the settings from the selected memory Save Instrument Saves the state of all the Instrument functions and the Global Preferences except GPIB setttings Save Function Saves the present output settings for one of the Instrument output or measurement functions Savings include the Global Preferences except GPIB settings Recall Settings Immediately recalls and applies the settings associated with the selected memory slot Master Reset Immediately recalls the power on default settings for the Instrument user interface Master Reset is equivalent to the GPIB command RST The subsequent Save Recall procedures are all initiated from the Save Recall screen Push to access the screen Make a Memory Selection After calling the Save Recall screen the first step in using the Save Recall function is to select one of the 10 memory slots By default the first slot is selected yellow high light when the Save Recall screen is shown Use either the Spin Wheel or to scroll through the slots and make a selection Rename a Selection By default the 10 available memory slots are named SLOT 1 through SLOT 10 Any one or all of the slots may be renamed to something more mea
181. used in the Product Clean the Air Filter Inspect and clean the rear panel air filter at least once a year or as necessary to ensure adequate air circulation If the rear panel filter air flow is obstructed it is recommended that the internal filter be cleaned by a qualified technician following the procedure described in the Service Manual To get to the rear panel filter 1 Turn the Instrument off 2 Remove the power cable 3 The filter is held in place by a clip on plastic cover Remove the cover by squeezing and pulling the top two corners of the cover It is not necessary to remove the instrument covers 4 Remove the filter gauze To clean and refit the filter gauze 1 Clean the air filter with a dry brush or vacuum cleaner Warm water and a mild detergent may be used if necessary 2 Dry the air filter with a paper towel 3 Replace the gauze filter into the plastic cover 4 Re fit the plastic cover Prepare the Instrument for Operation Operator Maintenance 2 Replace the Line Power Fuses AA Warning To prevent fire hazard or damage to the Product verify that the correct fuses are installed See Table 2 4 for the correct fuse ratings Fuse replacement is necessary if the Instrument blows a fuse The line power fuses are located on the power block on the rear panel See Figure 2 6 The Instrument has dual fusing with fuses in both the line and neutral connections When a blown fuse is replaced replace bot
182. ut and warning message is shown before the Profile is removed When doing a reset either from the front panel or by RST over GPIB if a Profile file is applied it is removed but remains selected To reset from the front panel 1 Push 2 Push the Save Recall softkey 3 Push the Master Reset softkey A profile may also be applied or removed enabled or disabled by pushing to bring up the Signal Status screen as shown in Figure 3 43 This lets the selected Profile to be applied or removed while the Instrument RF output remains on The selected Profile is shown at the bottom of the screen If no Profile is currently selected the selection is shown as None Sine Ref Clk Leweling Frq Pull Profile Microwave Int nO O O Signal Status Signal output Microwave Head Output Sensor 1 Not fitted Sensor 2 Not fitted Selected profile CAB_CORR Read hpn74 bmp Figure 3 43 Signal Status Screen Selected Profile Not Applied Local Operation Instrument Operation 3 Push the Apply Profile softkey to apply the Profile When applied the Profile LED indicator at the top of the screen shows green the display shows the applied Profile name and the Apply Profile softkey toggles to Remove Profile as shown in Figure 3 44 Sine Ref Clk Leveling Freq Pull Profile Microwave Int mO O Signal Status Signal output Microwave Head Output Sensor 1 Not fitted Sensor 2 Not fitted Applied profile CAB_CORR Profil
183. v lt 300 kHz 9 MHz to 31 4375 MHz Dev lt 750 kHz gt 31 4375 to 125 75 MHz Dev lt 0 12 Frequency gt 125 75 MHz rad Step Size 0001 rad to 1000 rad rad Deviation Offset Absolute Offset may be applied in either polarity to the full dynamic range of the parent parameter rad ppm ol As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below rad ppm 1 Any entry expressed in or converted to is subject to a limit of 1000 2 Any entry expressed in ppm or converted to ppm is subject to a limit of 10000 ppm 3 A phase deviation expressed in radians is a Deviation expressed as a ratio of the Rate such that Phase deviation rad Deviation Hz Rate Hz 3 83 96000 Series Operators Manual Apply an Offset to a Phase Modulated Output Signal Using the PM Modulation screen the user can introduce an offset value for all four parameters of the signal Frequency Level Mod Rate and Deviation Once the offsets are in place they remain active until they are changed or until the Instrument is powered on again To set an offset for one or more of the four signal parameters 1 Create a phase modulated output signal as described in the previous procedure 2 Select the desired field Frequency Level Mod Rate or Deviation parameter field 3 Select the Offset for th
184. values in the profile are subtracted from output of the Instrument display In the case of the file above requesting 1 000 dBm at 7 MHz causes the output of the Instrument to be increased to 1 450 dBm When the profile is applied the signal level at the point of delivery matches the level value shown on the Instrument screen Use caution when constructing Profile files to ensure the application generating the file does not add extra unwanted characters that may not be immediately evident from within the application itself and may cause the 96270A to generate an error message when attempting to import the file Local Operation 3 Instrument Operation Valid Profile filenames are 8 3 format and must have lt CSV gt as the filename extension Long file names may be used when constructing and saving Profile files to a memory stick for import to the Instrument but file names will be truncated to 8 characters when imported with the seventh and eighth characters replaced by a tilde followed by a number Other truncations may occur in names with extensions longer than three characters names with more than one period character and other situations The Instrument supports memory BOMS Bulk Only Memory Storage USB devices formatted with FAT12 FAT16 and FAT32 file systems only where the sector is size is 512 bytes for example USB Flash Disk memory stick See the mport Profile Files and Export Profile Files later in this chapter for
185. vely low torques When tightened to the correct torque the sensor body may still rotate Do not try to prevent this by increasing the torque above the permissible value or by attempting to tighten the connection by turning the sensor body Local Operation 3 Instrument Operation Save Recall and Master Reset Function The Save Recall function provides a way to save and recall up to 10 groups of settings associated with the Instrument setup and or the output signal Each memory group has a default name SLOT 1 through SLOT 10 and is accessible from the Instrument Setup screen See Figure 3 27 From this screen the user can do the following Save the present Instrument or output signal settings to a selected slot Recall previously saved instrument or output signal settings from a selected slot Rename a selected memory slot to something more meaningful Delete all setting information from a selected memory slot Recalling the default power on default condition for the user interface settings Save Recall Ref Clk Leveling Int nG Select a save or recall function Master Reset Save Function Recall Settings Save Instrument Figure 3 27 Save Recall Screen Access the Memory Screen To access the Save Recall screen push When the screen initially comes up it is ready to do save recall operations on the selected SLOT 1 memory These operations include Rename Delete Save Instrument Save F
186. vepitesetes Reference Frequency Output Connector cee ceeceeeeeeeeeseeeneeceaeceseceaeeeseeees Reference Frequency Input Connector ooo ee eee eeeeseeseeeseeencecnaeceseceaeenaeeees 50 MHz Frequency Counter Modulation Leveling and Frequency Pull Input ComnectOr ssc cscs snacovessedsstessbasveesuitadhesiiansteasiavssasaoteasebsaveevtadeseves 300 MHz Frequency Counter Input Connector 96270A Trigger VO Connector ices cicthi ese iissetieiad cee oain ii a Instrument Operation nemoras eiei eeina e a a a Bef re Startin Sercan inaia aaia Set Global Preferences verourien e eriei eei aieia Local or Remote Operation nssscsssniicenriisiniiciirisiariiiriiii ai GPIB Command Emulation cece eeccesceeseeeeneeeeeeseeeeeeaeenaeceaeceaeeeaeeees Select and Change the Address of a Command Emulation eee Connect a Leveling Head to the Instrument 0 eee eeeeseesseceeeeeceeeeeeeees Connect a Leveling Head to a Unit Under Testo eee eeeeeeereeneeeneeees Connect the Microwave Output to a Unit Under Test 96270A ee Connect a Power Sensor to the Instrument 96270A cccesssceeeesteeeeeeees Connect a Power Sensor to a Unit Under Test 96270A Only eee Save Recall and Master Reset Function ec eeeesseesecseceseceseceeceeeeeneeaes Access the Memory Screen eeseeeeessesssecsseceeceseceecsseceeeseeeseeesseeeeneesaes Make a Memory Selection ee eeeeceeseeeseesseceseceseceeeeeeseeeseeeseeeeeneeeaes
187. wing Cursor edit Note Many of the data fields in the subsequent procedures include the opportunity to define measurement units using Since the units are often preferential it is left to the user to define them Instructions to do so are not given in the subsequent procedures 3 48 Local Operation 3 Instrument Operation Output Signal Routing 96270A Leveled Sine Modulation and Sweep signals are available from the Leveling Head Output or the front panel Microwave Output connector When the optional HF Leveling kit is used the Leveled Sine output is also available from the output of the HF Leveling Kit power sensor and power splitter combination In this case the required level set on the Instrument user interface is established at the splitter output and automatically maintained by feedback from the power sensor this power sensor is referred to as the Leveling Sensor Push L Jto select the signal delivery routing as described earlier in this chapter Automatic leveling with the HF leveling kit or compatible power sensor and splitter is enabled and the power sensor to be used is selected in the Leveled Sine Preferences screen described later in this chapter See Figures 3 29 3 30 and 3 31 SMA Connector Torque to 0 45 Nm 4 in lb RF Output to UUT Leveling Head 96040A N Connector hpn046 eps Figure 3 29 Leveling Head Output 96040A and 96270A 3 49 96000 Series Operators Manual
188. within a Calibration System and hope to emulate them both However Fluke has found that many Calibration Software and Procedures do not address two instruments simultaneously In these cases it is possible to switch Instrument emulation personality via the Keyboard Interface at the procedure lead change points Note Fluke has extensively tested the Instrument s GPIB command and its functional emulation of legacy signal generators and will support Customers in resolving any unforeseen difficulty However Fluke does not guarantee that complete and accurate emulation will be possible for all Systems Software and Procedures that may be encountered Connect a Leveling Head to the Instrument A Caution The 96000 Series front panel Head RF Output and Head Control connector interface is suited only for use with Fluke 96040A xx Leveling Heads or the 9600FLT Phase Noise Filter To prevent equipment damage no other connection is permitted Note Background The 9640A xx Leveling Head contains stored head type serial number and calibration data When a Leveling Head is fitted it is automatically detected and the stored data is read The head type 96040A 50 50 2 or 96040A 75 75 2 will be used to re scale User Interface values in accordance with the capabilities of the Leveling Head and may therefore cause displayed level values to change Hot power on swapping of Leveling Heads is fully supported and will not cause damage or
189. y Modulation Fields eee ceeceessecsseceseceseceeeseeeeseeeseeseeeeeeeesaeeeaeeeaeeenaes 3 27 Phase Modulation Field iccccsesscciseetcze head sacacedtvcecdesvenscpcee tues Wes casescd eeu savbouassateseaessies 3 28 Sweep Preferences Piclds ccccccccccisssscceeepssccecapescessaneaccedaposscsepsvsccasapaecsseuenssioennesstes 96000 Series Operators Manual 3 29 Sweep Frequency Fields o cccc ssccisevetccscetesessnseacesct sesdeey esseesveiedsensonavenesaaesneessteonnes 3 30 96040A Frequency Counter Readout and Fields 3 31 96270A Frequency Counter Readout and Fields 3 32 Power Meter Sensor Preferences eeeeeeeseeeseeeseeescecsseceaecsaeceaeessecseeeeseeseneeeaes 3 33 Setup Profiles SCreeM seccsssceies cecsccestncevevessusetesececiuvsseiaeasdardcesveswantaysasdcocheracsersdiacedes viii List of Figures Figure Title 1 1 96270A RF Reference SOUrCE iccccccccecacisccesisesccies consieacosdsacdooaccesassassaaseasccteacaacea cde 1 2 96040A RF Reference SOULCE ccccccccceeseeceseeneeeecseeseceseeseeecseeaeceeseaaeeeeseaaeeeensaes 2 1 First Power On Scre etc ccccscccesseideeiscncaztaieseceestesdadiaieosanestveazeaaisaadeadtaasteaaderactenesiesees 2 2 First Power On Screen GPIB emulation mode HP3335 Personality 2 3 Selecta Self Test Sequence is 2iccccuscesl eater onteien EEE NER EE EEN 2 4 Summary of Self Test Results eee eeceeseeeeeeeeeeeaeeeaeesaeecaecsaecsaeseaeeeeeseeeeaes 2 5 Expanded Self Test F
190. y configured as input for the frequency counter when counter mode is selected Sine Ref Clk Leveling Freq Pull Leveling Head Int Int O O Rear Input Preferences Frq Pull Preferences x p Rear BNC Rear BNC input Disabled Input Ext Lev Preferences External Frequency Pull Disable Leveling hpn47 bmp Figure 3 32 Rear Input Preferences Screen In the Level Sine function a Frequency Pull indicator Frq Pull is shown on the Status Bar at the top of the screen The indicator is green when the Rear Input is configured for Frequency Pull and operating within control range flashing red indicates frequency control overrange Local Operation Instrument Operation 3 Display Layout Preferences 96270A The Source Measure screen layout shown in Figure 3 33 allows the readings from any connected power sensors to be seen while adjusting output frequency and level settings and using any other features available in the Leveled Sine function This layout offers a convenient alternative to using to display the power sensor readouts when simultaneous sourcing and measurement operation is required The Source Only display layout is more convenient when there are no connected power sensors or power sensors are connected to the mainframe but not in use for measurements This layout prevents any potential distraction from unnecessary or unused readout information Ref Clk Leveling Frq Pull Sine mo me O Fre
191. y value within extremes of frequency range ppb ppm above 130 000 to 24 dBm 50 9 20 dBm max gt 125 75 MHz 14 dBm max gt 1 4084 GHz dBm Vp p and Vrms HV Level mV V W nW uW mW 136 000 to 18 dBm 75 9 W dBuV 14 dBm max gt 125 75 MHz 8 dBm max gt 1 4084 GHz dB Vp p and Vrms uV Level Step 0 001 dB to 130 dB mV V W nW uW mW W ppm yM Absolute dB Vp p and Vrms uV Offset may be applied in either polarity to the full mV V W nW uW mW dynamic range of the parent parameter W ppm Level Offset As UUT Error Will be calculated for any permitted Offset value subject to limitations of or ppm if these units are used see below dB ppm 1 Any entry expressed in or converted to is subject to a limit of 1000 for offset and 1000 for step and will also be limited to the dynamic range of the Instrument not available for offsets in Enhanced Resolution mode 2 Any entry expressed in ppm or converted to ppm is subject to a limit of 10000 ppm for offset and 10000 ppm for step and will also be limited to the dynamic range of the Instrument 3 Any entry expressed in ppb or converted to ppb is subject to a limit of 10000 ppb for offset and will also be limited to the dynamic range of the Instrument ppb only available in Enhanced Resolution mode 3 67 96000 Series Operators Manual Table 3 23 96270A Leveled Sine Fie

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