6840 Series Data Sheet
Contents
1. 4568 dBm 738 376 MHz 48 00 dEn Harmonic measurement with dynamic marker table In spectrum mode the markers identify the frequency and level of a signal position signals on the display and measure relative signal val ues A peak search feature places markers on the eight highest sig nals displayed for spurious signal identification A table displayed below the traces shows the values of all eight markers dynamically In scalar mode markers automatically calculate peak to peak ripple N dB bandwidth 1 dB compression point and find the maximum and minimum signal levels This simplifies device characterization and reduces test time For fault location measurements the next peak left right feature iden tifies the position and magnitude of each of the discontinuities along the transmission line The peak find softkey quickly locates the biggest discontinuity on the line Fast Field Repair 6840 has a modular architecture with modules slotted onto a common mother board In the event of a module failure the instrument can be For the very latest specifications visit WWW a e rofl ex CO m repaired by module replacement to reduce instrument downtime Following a repair software routines realign the replaced module Future Proof The 6840 series microwave system analyzers have been designed to expand and adapt to changing test requirements A standard instru ment has capacity for additional modules As future options are2. Delta marker On Off General Marker Table Assign Active MKR Position Active MKR Set up Markers i e On Off Position Large Readout All Off Marker Resolution Frequency 6 digits or 1 Hz user selectable Power 0 01 dB Voltage 1 nV Measurement Manipulation Display live measurement Display trace memory Display live measurement relative to trace memory Measurement hold may be applied for each trace Any input or ratio of inputs may be assigned to any one or more than one trace s A trace may display absolute power power relative to a path calibration or power minus a trace memory Input Offsets An offset in the range 99 99 dB to 99 99 dB in 0 01 dB steps may be applied per detector input Weight Variant and Option Dependent 24 kg 53 Ib Size Not including front handles 230 mm H x 430 mm W x 570 mm D 9inHx17 inWx 22inD Power Supply 100 240 V Limit 90 264 V For the very latest specifications visit WWW a e rofl ex CO m 50 60 Hz Limit 45 66 Hz 108 118 V Limit 90 132 V 50 400Hz Limit 45 440 Hz 300 W Maximum Rated Range of Use Temperature O to 50 C 6845 and 6845R only 5 to 45 C Humidity Up to 93 RH at 40 C Conditions of Storage and Transportation Temperature 40 to 71 C Humidity Up to 93 RH at 40 C Altitude Up to 4570 m 15000 ft Electromagnetic Compatibility Conforms with the protection requirements of the EEC Council Directive 89 336 EEC Conforms wi
3. measurement accuracy is assured by the use of EEPROM corrected detectors Each detector is individually characterized for linearity and frequency response to provide a measurement accuracy close to that achieved with a power sensor A range of autotesters with high direc tivity is available for return loss measurements It is also possible to make scalar measurements with a tuned input A tuned input gives improved dynamic range Insertion loss measure ments of gt 80 dB are possible Microwave System Analyzer eo rooe a i 19408 100048 a hey yy Src Centre 3000000 000GHz T 8386002000 GHz Span 800000 00MH Bandpass filter insertion loss measurement Spectrum Analysis The 6840 variants contain an integral synthesized spectrum analyzer with 3 MHz to 1 kHz resolution bandwidth filters gt 80 dB instanta neous dynamic range and an excellent 3rd order intermodulation intercept point 6840 series are designed to make routine spectrum measurements on RF and microwave components subsystems and systems Continuous full band sweeps simplify harmonic and spurious meas urements The low distortion front end combined with wide dynam ic range ensures that even on full span sweeps spurious measure ments to better than 60 dBc can be performed High sensitivity at microwave frequencies is ensured by the use of wideband oscillators th
4. 80 92 100 10 GHz 72 84 90 20 GHz 66 78 82 24 GHz 64 76 80 40 GHz 63 75 79 Source Match Typical 1 MHz to 3 GHz 15 dB 3 GHz to 20 GHz 10 dB 20 GHz to 40 GHz 8 dB Output Connector 6841 2 3 6 7 8 Precision Type N female 6844 Precision 3 5 mm female 6845 Precision 2 92 mm female or optional field replaceable connectors SPECTRUM ANALYZER FREQUENCY Frequency Range Usable from 100 kHz 6841 1 MHz to 3 GHz usable to 4 2 GHz 6842 6843 6848 10 MHz to 20 GHz 6844 6846 10 MHz to 24 GHz usable to 30 GHz 6845 10 MHz to 46 GHz 6845R 10 MHz to 40 GHz 6847 10 MHz to 26 5 GHz usable to 30 GHz Extendible for all units to 110 GHz in waveguide only with external waveguide mixers The 6840 series unit must be fitted with option 020 Frequency Span Range Full span to Zero span plus any intermediate value Start Frequency Accuracy start frequency x frequency standard error frequency readout reso lution 3 of span 20 resolution bandwidth setting Span Accuracy Fully synthesized for spans of 20 MHz or less 3 for spans gt 20 MHz Number of Measurement Points Fixed 512 Frequency Readout Resolution Span 512 Marker Readout Accuracy As per start frequency accuracy Sweep Speed Auto coupled or user set 10 ms div to 50 s div Phase Noise lt dBc Hz Analyzer freq Frequency offset 20 kHz 100 kHz 10 MHz 90 100 4 2 GHz 90 100 N 1 on the Harmonic Mixer 8 6 GHz 84
5. 94 N 2 on the Harmonic Mixer 18 5 GHz 77 87 N 3 on the Harmonic Mixer 38 GHz 73 typ 83 typ N 6 on the Harmonic Mixer System Related Sidebands lt 65 dBc at offsets greater than 30 kHz from the carrier AMPLITUDE Maximum Input Amplitude 20 dBm Damage Level 27 dBm gt 10 dB attenuation 20 dBm O dB attenuation Input Return Loss typical with 210 dB of Input Attenuation 10 MHz to 3 GHz 20 dB 3 GHz to 12 GHz 12 dB 12 GHz to 40 GHz 10 aB Input Connector 6841 2 3 8 Precision Type N female 6844 6 7 Precision 3 5 mm female 6845 Precision 2 92 mm female or optional field replaceable connectors Input Attenuator Range O to 60 dB in 10 dB steps Reference Level Range 30 dBm to 99 dBm Amplitude Scaling Range 10 dB div to 0 1 dB div Amplitude Accuracy at 0 dBm Reference Level and 0 dBm Input at selected bandwidth 10 MHz to 3 GHz 1dB to 4 2 GHz 1 5 dB to 20 GHz 4 0 dB to 24 GHz 4 5 dB to 40 GHz 5 0 dB does not apply to 6841 to 26 5 GHz for 6847 Incremental Reference Level Accuracy from 20 dBm to 40 dBm Typical 0 5 dB Response Flatness Typical 3 0 dB Log Incremental Accuracy Typical 0 2 dB 10 dB Display Linearity 1 5 dB over 8 divisions 10 dB div Gain Compression 0 dB Attenuation lt 0 5 dB with 10 dBm at the input connector Resolution Bandwidth Range 1 kHz to 3 MHz in 1 3 10 sequences Resolution Bandwidth Accuracy 20 Resolution Bandw
6. added the flexibility and capability of the 6840 platform will expand This ensures that investment made in the 6840 series today will pro vide a basis for future test needs For Design Engineers For designers of components and subsystems the 6840 provides a powerful and flexible analysis tool Devices such as filters amplifiers mixers attenuators and oscillators can be characterized with a single test instrument This flexibility reduces design cycles as the need to make instrument interconnections is reduced 6840 has a low noise source for LO substitution and swept frequency measurements The use of EEPROM detectors ensures accurate scalar measurements Amplifiers can be precisely characterized for gain compression out put power and frequency response The use of a tuned input can give gt 80 dB dynamic range for filter testing and the accessory autotest ers with 40 dB directivity ensure accurate return loss results The spurious and harmonic output of oscillators can be measured with the wide span high dynamic range spectrum analyzer Manufacturing Test To the production manager the 6840 offers reduced programming time reduced test time and simplified archiving of results 6840 is fully compliant with the IEEE 488 2 GPIB standard A full 401 data points can be transferred over the GPIB in typically lt 50 ms Individual data points can be repetitively read in typically 10 ms This enables full results archiving with minimal time
7. frequency translation devices This flexibility simplifies a range of previously complex but com monly made measurements The receiver in the spectrum analyzer can be used as a tuned input for high dynamic range scalar meas urements The FM option adds frequency modulation to the source The Group Delay option allows simultaneous measurement and dis play of group delay and amplitude response and includes the fre quency modulation option ae o Synthesized _ Source frre Spectrum Scalar Analyzer Analyzer Ti ot diate 1 Series 8 Instruments The range covers five frequency bands in various convenient combi nations of source and spectrum analyzer frequencies enabling for example the harmonic content of microwave radios to be measured 6840 series Microwave System Analyzers 6841 1 MHz to 3 GHz Scalar Analyzer with 4 2 GHz Spectrum Analyzer 6842 10 MHz to 8 4 GHz Scalar Analyzer with 20 GHz Spectrum Analyzer 6843 10 MHz to 20 GHz Scalar Analyzer with 20 GHz Spectrum Analyzer 6844 10 MHz to 24 GHz Scalar Analyzer with 24 GHz Spectrum Analyzer 6845 10 MHz to 46 GHz Scalar Analyzer with 46 GHz Spectrum Analyzer 6845R 10 MHz to 40 GHz Scalar Analyzer with 40 GHz Spectrum Analyzer 6846 10 MHz to 8 4 GHz Scalar Analyzer with 24 GHz Spectrum Analyzer 6847 10 MHz to 20 GHz Scalar Analyzer with 26 5 GHz Spectrum Analyzer 6848 1 MHz to 3 GHz Scalar Analyzer with 20 GHz Spectrum Analyzer For the very latest specifications vi
8. through a calibration show where to connect the device under test and then test the device s performance against predefined limits The applications facility can reduce the incidence of operator error improve measure ment repeatability provide guidance to infrequent users or simplify complex test procedures Color Display A large TFT color display is fitted to the 6840 as standard displaying up to four measurements on two channels Scalar and spectrum measurements can be displayed simultaneously on independent channels Alternatively two spectrum channels can be shown with a wide and narrow frequency sweep This could be used to scan a fre quency spectrum for interfering signals whilst simultaneously dis playing the wanted carrier gt 00008 10048 dB re __ Start 3000000000 GHz A Pc 00 0 188048 100048 dB Ti 6984000000GHz _ Stop 15 000 00000 GH Dual channel display showing wide band and narrow band fre quency sweeps Comprehensive Markers Up to eight markers are available The marker menus provide the tools that are most commonly used in each of the measurement modes Microwave System Analyzer x 1500n 532 10 00 4B dBm Rx Start 0000000 MHz TIOBESSE2MH2 Stop 750000 000MHz W130 _JLAtL 2008 50m5 Res MHz Video T00kHZ I 110665 MHz 53248m 215284 Miz 45248m 1764 dB 8321 194 MHz 1866 48m 3058 dm E 635049 MHz
9. Dual channel mode Comparison over same frequency range at same centre frequency Comparison over different centre frequencies FREQUENCY STANDARD Internal 10 MHz OCXO Drift 5 in 10 over O to 55 C Ageing 2 in 10 per year OCXO External Frequency Standard 1 MHz or 10 MHz Connector BNC REAR PANEL CONNECTORS RS 232 9 way D type connector male Baud rate 300 to 9600 GPIB Interface GPIB is IEEE 488 1 and 488 2 compatible The interface has 2 func tions Instrument contro with full Talk Listen capability Control of plotter using HPGL Plotter is buffered to permit measure ments to proceed whilst plotting 10 7 MHz IF Output from Spectrum Analyzer Connector BNC Frequency Standard In Out BNC 10 MHz input or 10 MHz output selectable from front panel Mod In Out BNC Mod in out Rear panel BNC connector TTL level Impedance approx 100 Q Printer Output 25 way D type connector Parallel interface Drivers supplied for PCL DeskJet and LaserJet printers Printer is buffered to permit measurements to proceed whilst printing External Monitor Standard VGA 640 by 480 color output 15 way high density D type female connector Voltage Output Auxiliary 9 pin Connector Settable for O to 10 V ramp fixed voltage or chart recorder drive Video Output Auxiliary 9 pin Connector Output from spectrum analyzer detector Bandwidth as per RBW setting External Levelling Input Input voltage range O to 1 V Co
10. Microwave 6840 Series RF amp Microwave System Analyzer EROFLEX A passion for performance TEA TER 6843 10 MHz 1o 20 GHz Microwave System Analyzer Iq 6840 series Microwave System Analyzers provide an integrated solution to component and e Integrated synthesized source scalar and spectrum analyzer 3 GHz 8 4 GHz 20 GHz 24 GHz 40 GHz and 46 GHz frequency versions e Precision scalar network measurements with high dynamic range Spectrum analyzer with full range tracking generator e Offset tracking on network measure ments e Group Delay option e FM option e Complete solution to comprehensive component and subsystem characteriza tion e Real time transmission line Fault Location with 0 1 accuracy EEPROM corrected scalar detectors for accurate measurements e Applications interface allows guided and automatic testing e Modular design for rapid service e 3 5 in disk drive for results storage The 6840 series RF and microwave system analyz ers are a powerful new tool for the microwave industry Integrated into a single instrument are a synthesized source a three input scalar analyzer and a synthesized spectrum analyzer The internal source can be used as a simple CW output as a subsystem testing swept source for scalar measurements as a tracking generator with the spectrum analyzer and as an offset tracking source for network measurements on
11. N m 54311 196 3 0 m 3 GHz N m to N m Fixed Loads 54421 020 7 mm Fixed Load 54421 021 3 5 mm f Fixed Load 54421 022 3 5 mm m Fixed Load 54421 023 N m Fixed Load 54421 024 N f Fixed Load Precision Adapters 54311 175 N m to N m 54311 167 N m to N f 54311 174 N f to N 54311 176 N f to 3 5 mm f 54311 177 N m to 3 5 mm f 54311 178 N m to 3 5 mm m 54311 185 N f to 3 5 mm m 54311 137 N m to TNC f For the very latest specifications visit WWW a e rofl ex CO m 54311 138 N m to TNC m Software Support 54311 139 N f to TNC f 59000 327 MIPlot Software Pack 54311 186 N f to TNC m 59000 371 Guided Scalar Measurements 54311 203 7mm to N f 54311 204 7 mm to TNC m MISCELLANEOUS 54311 205 7 mm to TNC f 46885 038 Rack Mount Kit for 6840 54311 136 TNC m to TNC m 46880 085 Service Manual 54311 107 3 5 mm f to 3 5 mm f 84501 Soft Carrying Case 54311 165 3 5 mm m to 3 5 mm f 46662 695 Flight Case 54311 164 3 5 mm m to 3 5 mm m 54152 001 3 5 mm Torque Wrench 54311 162 2 92 mm m to 2 92 mm m 54211 008 Compact Keyboard 54311 206 2 92 mm m to 2 92 mm f 2388 1 25 GHz Active Probe 54311 207 2 92 mm f to 2 92 mm f Standard Adapters 54311 133 N f to SMA f 54311 134 N m to SMA f 54311 135 TNC m to SMA m Miscellaneous Electrical Cables 54311 170 Positive Voltage Measurement Cable 54311 112 Negative Voltage Measurement Cable 43129 189 GPIB Ca
12. amplitude and group delay maxi mum slope and maximum rate of change of slope Microwave System Analyzer PC 0000s Bax PC 700008 1 60 on 5 35359n5 10000ns Deny El 32548 100048 AR al L Doa Sre Start 1300000000GHz E 1357000000GHz Stop 1400000000 GHz 135700 GHz 35359ns 32548 134225 GHz 49450ns 6388 137450 GHz _62251ns__ 6 25 0B Amplitude and delay response of a filter Simplified User Interface Integration of a source spectrum analyzer and scalar analyzer into a single instrument has many benefits The operator uses a single interface to set up any measurement This saves time and is easier than writing software to perform complex measurement tasks such as frequency offset network measurements Eight softkeys give rapid access to all commonly used parameters Softkeys are shaped to inform the user of the action that the key will perform e g enter data select from list move to another menu or immediate action All commonly accessed functions are no more than one level deep so that the instrument operation is easily learnt Applications Interface An applications interface is built into the 6840 series which allows the user to create their own measurement routines and guide the opera tor through the test procedure For example it can display on the 6840 screen how to set up the measurement lead the operator
13. be supported This facility makes meas urements faster and easier than assembling together separate instru ments and a PC controller External mixers extend the frequency range to 110 GHz Fault Location Fault location software is standard on all 6840 series instruments Many modern communication systems rely on a coaxial or waveguide feed between the transmitter and antenna The fast fault location facility of the 6840 can quickly locate the position of faults causing poor return loss in the feed which can seriously impact system per formance Measurement resolution and accuracy is assured by the use of a syn thesized source with up to 1601 measurement points Microwave System Analyzer De Pe coo 0 325148 7 0006 B il i 1 IN Aahh Aaa i Start 0 009000 m Zoom fi 504892 Stop _600000m Fault location measurement of a coaxial feed and antenna Group Delay The Group Delay option allows the simultaneous measurement and display of group delay and amplitude response over the full frequen cy range of the instrument Components and assemblies including frequency translation devices can be readily characterized for ripple and variation from linear and parabolic variation using the powerful and easy to use marker functions Measurement in any operator specified sub band within the passband can be displayed as maxi mum peak to peak ripple in both
14. ble 43139 042 BNC m to BNC m 1 5 m 46884 560 Parallel Printer Interface Cable 43137 604 Autotester Adapter Cable 0 5 m 43139 107 Autotester Adapter Cable 1 5 m Standard Microwave Cables 54351 022 0 5 m 18 GHz N m to N m 54351 025 0 5 m 26 5 GHz 3 5 mm m to 3 5 mm m 54351 027 0 5 m 40 GHz 2 92 mm m to 2 92 mm m Attenuators 56534 901 Precision Fixed Coaxial Attenuator 3 dB DC to 18 GHz 5 W N m to N f 56534 902 Precision Fixed Coaxial Attenuator 6 dB DC to 18 GHz 5 W N m to N f 56534 903 Precision Fixed Coaxial Attenuator 10 dB DC to 18 GHz 5 W N m to N f 56534 904 Precision Fixed Coaxial Attenuator 20 dB DC to 18 GHz 5 W N m to N f CHINA Beijing Tel 1 86 10 6467 2761 2716 Fax 86 10 6467 2821 CHINA Shanghai Tel 86 21 6282 8001 Fax 86 21 62828 8002 FINLAND Tel 358 9 2709 5541 Fax 358 9 804 2441 FRANCE Tel 33 1 60 79 96 00 Fax 33 1 60 77 69 22 GERMANY Tel 491 8131 2926 0 Fax 49 8131 2926 130 HONG KONG Tel 852 2832 7988 Fax 852 2834 5364 INDIA Tel 91 80 5115 4501 Fax 91 80 5115 4502 KOREA Tel 821 2 3424 2719 Fax 82 2 3424 8620 As we are always seeking to improve our products the information in this document gives only a general indication of the product capacity performance and suitability none of which shall form part of any con tract We reserve the right to make design changes without not
15. evel Internal Levelling Accuracy at 0 dBm no options fitted 1 MHz to 3 GHz 0 7 dB 3 GHz to 24 GHz 1 0 dB 24 GHz to 40 GHz 1 5 dB Levelled Power Accuracy With Options 010 011 012 013 1 MHz to 3 GHz lt 1 dB 0 3 dB 2 of attenuator setting in dB whichever is greater 3 GHz to 24 GHz lt 1 dB 1 dB 4 of attenuator setting in dB whichever is the greater 24 GHz to 40 GHz lt 1 5 dB 1 dB 4 of attenuator setting in dB whichever is the greater Linearity No Options Fitted Option 030 Over Levelled Range Relative to 0 dBm 1 MHz to 40 GHz lt 0 5 dB Power Stability With Temperature Typical 1 MHz to 40 GHz lt 0 1 dB C Harmonics and Sub Harmonics Over Levelled Power Range Harmonics lt 70 MHz lt 25 dBc 70 MHz to 24 GHz lt 55 dBc 24 GHz to 40 GHz lt 20 dBc Sub Harmonics 1 MHz to 3 GHz lt 60 dBc 3 GHz to 24 GHz none 24 GHz to 40 GHz lt 40 dBc Spurious Signals Typical For carrier frequencies lt 375 MHz Offset 30 kHz to 150 kHz lt 50 dBc 150 kHz to 1 MHz lt 55 dBc gt 1 MHz lt 55 dBc For carrier frequencies gt 375 MHz Offset 30 kHz to 150 kHz lt 50 dBc 150 kHz to 1 MHz lt 60 dBc gt 1 MHz lt 60 dBc For the very latest specifications visit WWW a e rofl ex CO m Phase Noise lt dBc Hz in CW mode CW Freq Frequency offset 1 kHz 10 kHz 100 kHz 0 25 GHz 86 95 108 0 5 GHz 98 112 134 1 GHz 92 106 128 2 GHz 86 100 122 4 GHz
16. ice All trademarks are acknowledged Parent company Aeroflex Inc Aeroflex 2005 SCANDINAVIA Tel 45 9614 0045 Fax 45 9614 0047 SPAIN Tel 34 91 640 11 34 Fax 34 91 640 06 40 UK Burnham Tel 44 0 1682 604455 Fax 44 0 1682 662017 www aeroflex com info test aeroflex com UK Stevenage Tel 44 0 1438 742200 Fax 44 0 1438 727601 Freephone 0800 282388 is EROFLEX Tel 1 316 522 4981 A passion for performance Fax 1 316 522 1360 Toll Free 800 835 2352 o Our passion for performance is defined by three attributes represented by these three icons solution minded performance driven and customer focused Part No 46891 053 Issue 24 03 05
17. idth Auto tune display set up for CW signals NBFM demodulator with audio output Demodulated output displayed on screen Speed 1 ms div to 1 s div Millimeter waveguide single diode harmonic mixers Available for all 684X units option O20 external mixer interface is required Model Frequency Number Range M42HW 18 26 5 GHz M28HW 26 5 40 GHz M22HW 33 50 GHz M19HW 40 60 GHz M15HW 50 75 GHz M12HW 60 90 GHz M10HW 75 110 GHz Waveguide Flange Designation Type WR42 WG20 R220 UG 597 U WR28 WG22 R320 UG 599 U WR22 WG23 R400 UG 383 U WR19 WG24 R500 UG 383 U WR15 WG25 R620 UG 385 U WR12 WG26 R740 UG 387 U WR10 WG27 R900 UG 387 U A Diplexer DPL 313A is required for use with the mixers listed above It is supplied with two SMA m barrel adapters for IF and LO intercon nection to the spectrum analyzer Option 020 connectors and a 1 meter long high quality interconnecting cable for connection between mixer and diplexer SCALAR ANALYZER SYSTEM FEATURES Frequency Range As per source frequency range Number of Inputs 3 detector inputs plus tuned input Number of Measurement Points User selectable from 2 to 1601 Applications Return loss vs frequency Insertion loss vs frequency Fault Location Voltage vs frequency Group Delay vs Frequency optional Detection Modes AC and DC Noise Reduction Averaging 1 to 1000 Smoothing 0 01 to 20 Power Measurements Using scalar detectors Detector Correction Freque
18. idth Selectivity 60 dB 3 dB ratio 1 kHz to 3 MHz 15 1 Resolution Bandwidth Switching Error lt 0 25 dB Video Bandwidth 1 3 10 30 100 300 Hz 1 3 10 30 and 100 kHz Third Order Intermodulation Response 0 dB Attenuation lt 70 dBc with 2 tones each 30 dBm with gt 50 kHz separation applied at the input connector Third Order Intercept Point gt 5 dBm Second Order Single Tone Intercept Point gt 45 dBm Second Harmonic Distortion gt 40 MHz and 40 dBm lt 70 dBc for 40 dBm at the input connector with O dB attenuation Residual Responses Input Terminated with 50 Q lt 90 dBm Other Input Related Spurii 0 dB Attenuation lt 60 dBc with 10 dBm at the input connector Displayed Average Noise Level in 1 kHz RBW 30 Hz VBW 0 dBm Attenuation Input Terminated with 50 Q 1 GHz lt 105 dBm 6 GHz lt 100 dBm 12 GHz lt 100 dBm 18 GHz lt 95 dBm 38 GHz lt 80 dBm typ EXTERNAL MIXER INTERFACE option LO output 4 5 9 2 GHz 17 dBm typical IF input 479 3 MHz maximum level 15 dBm typical Connectors SMA female DEMODULATION Narrow band FM lt 20 kHz Display kHz vs time Audio output via speaker MEASUREMENT FEATURES Frequency counter Ability to display channel occupancy masks user defined Accurate marker frequency readout Multiple markers Two independent channels Scrollable center frequency span and resolution bandwidth Measurement of noise in a 1 Hz bandw
19. ion with time Results Logging and Outputting Measurement results can either be saved to internal non volatile memory or to 3 5 in disk Traces saved onto disk can then be archived or imported into a spreadsheet for viewing An alternative method for displaying results in a standard word processor document or in a graphics package is to use the optional MIPlot software MIPlot captures the measurement data either via the GPIB or from a saved trace on disk This data can then be embed ded into a document and reformatted colors changed markers and text added SPECIFICATION SOURCE Functionality Synthesized CW Synthesized sweeper for use with scalar analyzer Tracking generator for use with spectrum analyzer Offset tracking generator for use with spectrum analyzer offset by scale or multiplication factor CW Power sweep External Frequency Modulation Optional Internal Frequency Modulation in spectrum scalar and source only modes Frequency Range 6841 6848 1 MHz to 3 GHz 6842 6846 10 MHz to 8 4 GHz 6843 6847 10 MHz to 20 GHz 6844 10 MHz to 24 GHz 6845 10 MHz to 46 GHz 6845R 10 MHz to 40 GHz Resolution Settable 1 Hz to 46 GHz CW Accuracy Frequency Standard error x Frequency 10 Hz Swept Accuracy Typical 300 ms Step Time 1 MHz to 3 GHz lt 20 kHz 3 GHz to 46 GHz lt 200 kHz 1 ms Step Time 1 MHz to 3 GHz lt 1 kHz 3 GHz to 46 GHz lt 10 kHz 10 ms Step Time 1 MHz to 3 GHz lt 100 Hz 3 GHz
20. is reduces the harmonic number used in the front end mixer The spectrum analyzer is fully featured with FM demodulator and built in loudspeaker This is ideal for locating and identifying the source of interfering transmissions Individual signals can be precise ly identified by use of the internal frequency counter Microwave System Analyzer 10004m 1 21 28 dm 1a00 s dBm TOARN TARN milan RX Centre 500000000 MHE 500368 258MHz Span 10 000 000hHe CW 3600m At 1008 153m5 KHz Video 10kHz 1500 985 MHz 21 28 dBm a 503004 MHz 61 62 dBm 2 WHE 21230m i977 MHz 6151 dam Amplifier intermodulation measurement Optimized operation is provided by the coupling of the fundamental analyzer parameters of resolution bandwidth sweep speed video fil ter and input attenuation These parameters are automatically set for optimum sweep speed and dynamic range For specific applications the user can manually overide the coupled functions Autotune automatically sweeps the full span of the spectrum analyz er and then displays the largest signal at the center and top of the screen Markers can also be used to select any signal and display it at the center of the screen The integral source enables network measurements in normal track ing mode or by applying a frequency offset and or multiplication fac tor Any frequency offset can
21. m 54311 109 3 0 m 20 GHz N m to N m 54311 117 1 5 m 26 5 GHz 3 5 mm m to 3 5 mm m 54311 110 3 0 m 26 5 GHz 3 5 mm m to 3 5 mm m Scalar Detector and Fault Locator DC Cables Color coded blue 43139 099 1 5 m DC Cable 43139 100 3 0 m DC Cable 43139 101 10 m DC Cable 43139 102 25 m DC Cable 43139 103 50 m DC Cable MILLIMETER WAVEGUIDE SINGLE DIODE HARMONIC MIXERS Model Frequency Waveguide Flange Number Range Designation Type M42HW 18 26 5 GHz WR42 WG20 R220 UG 597 U M28HW 26 5 40 GHz WR28 WG22 R320 UG 599 U M22HW 33 50 GHz WR22 WG23 R400 UG 383 U M19HW 40 60 GHz WR19 WG24 R500 UG 383 U M15HW 50 75 GHz WR15 WG25 R620 UG 385 U M12HW 60 90 GHz WR12 WG26 R740 UG 387 U M10HW 75 110 GHz WR10 WG27 R900 UG 387 U For other frequencies and sizes please consult factory for details A Diplexer DPL 313A is required for use with the mixers listed above It is sup plied with two SMA m barrel adapters for IF and LO interconnection to the spec trum analyzer Option 020 connectors and a 1 meter long high quality intercon necting cable for connection between mixer and diplexer ACCESSORIES Power Splitters Dividers 54311 123 Power Splitter DC to 18 GHz Type N 54311 124 Power Splitter DC to 26 5 GHz 3 5 mm 54311 161 Power Splitter DC to 40 GHz 2 92 mm 54311 187 Power Divider DC to 18 GHz 54311 188 Power Divider DC to 26 5 GHz RF Ruggedized Cables for Bridges and Dividers 54311 195 1 5 m 3 GHz N m to
22. n Peak deviation 1 V peak input 10 MHz 375 MHz 375 MHz 750 MHz 750 MHz 1 5 GHz 1 5 GHz 3 GHz 3 GHz 46 GHz 1 kHz to 5 MHz 250 Hz to 1 25 MHz 500 Hz to 2 5 MHz 1 kHz to 5 MHz 20 kHz to 1 MHz Accuracy 1 kHz modulating frequency 20 400 kHz deviation 3 of indication 1 Hz excluding residual FM 3 dB bandwidth AC coupled mode 10 MHz 3 GHz lt 100 Hz to gt 1MHz typical 3 GHz 46 GHz lt 100 Hz to gt 500 kHz typical 3 dB bandwidth DC coupled mode 10 MHz 3 GHz DC to gt 1 MHz typical 3 GHz 46 GHz DC to gt 500 kHz typical Internal Modulation Generator Option 023 amp 022 Group Delay FM Source Modulation signal sinewave 0 1 Hz to 500 kHz resolution 0 1 Hz Other specifications as for External Frequency Modulation except Accuracy 1 kHz modulating frequency 20 400 kHz deviation 5 of indication 1 Hz excluding residual FM Pulse Generator Source Modes Single Pulse Trigger Modes External Internal continuous Pulse Widths PW 120 ns to gt 1 second Resolution 120 ns Pulse Period PRI 240ns to 7 seconds PRF lt 1 Hz to 4 16 MHz Resolution 120 ns Pulse Delay Zero to 100 ms where zero is lt 120 ns referred to trigger or sync pulse falling edge Resolution 120 ns Sync Output 120 ns pulse referred to trigger Available at trigger socket Inputs Outputs Trigger in out Rear panel BNC connector provides either trigger input or sync output dependant upon trigger mode TTL l
23. ncy response and linearity read from EEPROM for 6230A L and fault locators Support for 6230 and autotesters INSERTION LOSS MEASUREMENTS Measurement Dynamic Range AC Scalar Detection with 623XA Detector Max source output to 60 dBm Max source output to 65 dBm with averaging Typical values gt 65 dB 10 MHz to 40 GHz gt 75 dB 1 MHz to 3 GHz only with 6232A For the very latest specifications visit WWW a e rofl ex CO m Measurement Dynamic Range Tuned Input Maximum source output to 75 dBm Typically gt 80 dB 10 MHz to 17 GHz Measurement Update Rate 401 points in 270 ms with DC detection Calibration Through path calibration or short and short open calibrations for single ended insertion loss Inputs Single input or ratio Accuracy detector inputs and tuned input Linearity mismatch Linearity applies after normalization Linearity for Power Levels gt 45 dBm scalar detector inputs 0 2 dB 10 dB but not gt 0 5 dB in total Linearity tuned input Log incremental accuracy typical 0 2 dB 10 dB Display Linearity 1 5 dB over 8 divisions 10 dB div RETURN LOSS MEASUREMENTS Measurement Update Rate 401 points in 270 ms with DC detection Calibration Short Open Short Open Inputs Single input or ratio Accuracy Linearity directivity test port mismatch Linearity for Power Levels gt 45 dBm 0 2 dB 10 dB but not gt 0 5 dB in total FAULT LOCATION MEASUREMENTS Measurement Range Up t
24. nnector BNC GENERAL FEATURES Number of Display Channels 2 Number of Measurements 4 2 per display channel Number of Measurement Points 2 to 1601 for one trace scalar 512 fixed spectrum Display Color active matrix TFT liquid crystal display with 16 5 cm 6 5 in visible diagonal Data Storage 3 5 in floppy disc drive 1 44 Mb Trace storage in DOS format Limits 4 stores of 12 segments each Each segment defines an upper limit upper and lower limits or a point Any store can be applied to any trace MARKERS 8 per trace plus separate delta marker Marker Functions Marker delta marker minimum maximum search left search right N dB bandwidth with center frequency marker tracking Spectrum Analyzer Find Peak Next Peak next highest amplitude or next Left Right Identify Peaks MKR to CF MRR to Ref Level Counter Set Resolution Measure Relative to Carrier dBc Search Left Right Delta MKR Set Span Fixed Delta Scalar Analyzer Active marker Max Min Max Min Tracking Find PK PK PK PK Tracking Search Right Left Bandwidth Optional CF DF Q dB Octave dB Decade Readout Delta Marker On Off 1 dB Gain Compression Peak to peak delay between two markers Max peak to peak delay in a user defined bandwidth Deviation from linear between two markers Deviation from parabolic between two markers Fault Location Find Max Track Max Next PK Right Left Set PK Level
25. o 25 km depending on cable or waveguide loss Units Feet or meters Number of Measurement Points User selectable from 50 to 1601 Minimum Resolution For two equal amplitude discontinuities using maximum sweep width 6841 8 12 18 x Vr cm 6842 6 4 32 x Vr cm 6843 7 1 82 x Vr cm 6844 1 51 x Vr cm 6845 0 91 x Vr cm Where Vr is the relative velocity factor for the transmission line Measurement Update Rate 512 points in 250 ms DC detection Dynamic Range DC detection 70 dB AC detection 80 dB Distance Accuracy 3 mm or 0 1 of range for a single fault Transmission Line Database Data supplied as standard Required Accessory 624X series fault locator or 658X series transmission line test head or divider GROUP DELAY Measurement Range 1 us to 10 us Resolution 3 MHz aperture 0 1 ns to 15 GHz 0 2 ns 15 to 30 GHz 0 3 ns 30 to 40 GHz Absolute Accuracy 3 MHz aperture 0 5 ns 10 MHz to 24 GHz 2 5 ns 24 GHz to 40 GHz excluding effects of imperfect match Relative Accuracy for peak to peak measurement As Resolution typical Scales 0 1 ns div to 5 us div in a 1 2 5 sequence with increment keys Keypad entry provides user scaling Reference delay Defaults to zero user selectable Reference position User selectable default is centre display Delay offset User entry of offset value Trace displays Simultaneous amplitude and group delay vs frequency Absolute delay and zoom display vs frequency
26. penalty A single instrument replaces rack and stack alternatives which makes program generation simpler Rack space is also reduced Continuity of test is essential in a production environment A failed test system can result in expensive loss of output 6840 with its field replaceable modules minimizes any output loss due to test system failure Installing and Maintaining Systems During the installation period of a microwave system it is always nec essary to revalidate key parameters 6840 provides a comprehensive solution for installation teams It is housed in a ruggedized case has secure handles and can be supplied with a protective carrying case For systems with long waveguide or coaxial feeds the 6840 is used by the installation team to measure return loss and if necessary fault location The synthesized source with 1601 measurement points ensures precise fault location measurements The 6840 series pro vides a tuned input that can be used for return loss and fault location measurements This measurement technique rejects interfering sig nals from other transmitters a common cause of poor measurement performance in the field By archiving results onto disk or the internal instrument memory the 6840 forms the basis of a preventative maintenance system Experience shows that degradation in the antenna feed is the major source of system field failures 6840 has the accuracy to monitor and identify gradual system degradat
27. series Low VSWR detectors 59 dBm to 26 dBm typical 6230L 10 MHz to 20 GHz N type m 6233L 10 MHz to 26 5 GHz 3 5 mm m 6234L 10 MHz to 46 GHz 2 92 mm m AUTOTESTERS AND RF BRIDGE Autotesters 59999 151 10 MHz to 18 GHz 7 mm 59999 158 10 MHz to 18 GHz N m 59999 159 10 MHz to 18 GHz N f 59999 152 10 MHz to 26 5 GHz 3 5 mm WSMA m 59999 166 10 MHz to 26 5 GHz 3 5 mm WSMA f 59999 168 10 MHz to 40 GHz 2 92 mm m 59999 169 10 MHz to 40 GHz 2 92 mm f RF Bridge 59999 170 5 MHz to 2 GHz N f FAULT LOCATORS Fault Locators 6242F 10 MHz to 3 GHz N f 6242M 10 MHz to 3 GHz N m 6240F 10 MHz to 20 GHz N f 6240M 10 MHz to 20 GHz N m 6243F 10 MHz to 26 5 GHz 3 5 mm f 6243M 10 MHz to 26 5 GHz 3 5 mm m 6241 10 MHz to 20 GHz 7 mm Microwave Ruggedized Cables for Fault Locators 54311 197 1 5 m 18 GHz N m to Right Angle N m 54311 198 3 0 m 18 GHz N m to Right Angle N m 54311 201 1 5 m 26 5 GHz 3 5 mm m to Right Angle 3 5 mm m 54311 202 3 0 m 26 5 GHz 3 5 mm m to Right Angle 3 5 mm m RF Ruggedized Cables for Fault Locators 54311 199 1 5 m 3 GHz N m to Right Angle N m 54311 200 3 0 m 3 GHz N m to Right Angle N m TRANSMISSION LINE TEST HEADS Transmission Line Test Head 10 MHz to 20 GHz Transmission Line Test Head 6581 10 MHz to 26 5 GHz Transmission Line Test Head 6583 56581 001 56583 001 Microwave Ruggedized Cables for Test Heads 54311 116 1 5 m 20 GHz N m to N
28. sit WWW a e rofl ex CO m Synthesized Source The synthesized source has low phase noise and 1 Hz frequency res olution VCOs are used for frequencies above 3 GHz and an inte grated RF synthesizer for the 1 MHz to 3 GHz range Optionally increased output power is available from 3 to 24 GHz Internal fil tering results in excellent harmonic performance of lt 55 dBc for improved scalar measurement accuracy Optional step attenuators are available to set low output powers for amplifier or receiver testing In CW mode the source can be used for local oscillator substitution A power sweep is provided for amplifier gain compression testing External FM can be applied by connecting a generator to the rear panel With the FM option an internal generator provides frequency modulation of the source When used with the scalar analyzer the source provides a swept syn thesized output for frequency characterization of components and systems It can also be used as a spectrum analyzer tracking genera tor to 46 GHz The source can be set to any frequency offset or fre quency multiple of the receiver tuned input This powerful feature simplifies measurements of mixers upconverters and down convert ers that have frequency translation Scalar Analyzer The three input scalar analyzer provides network characterization of components and systems Simultaneous measurement of insertion and return loss are displayed on the 6840 color screen Excellent
29. th the limits specified in the following stan dards IEC EN61326 1 1997 RF Emission Class B Immunity Table 1 Performance Criteria B Safety Conforms with the requirements of EEC Council Directive 73 23 EEC as amended and the product safety standard IEC EN 61010 1 2001 C1 2002 C2 2003 for class 1 portable equipment for use in a Pollution Degree 2 environment The instrument is designed to be operated from an Installation Category 2 supply Note All specifications quoted are for operation at calibration temperature 3 C Specifications involving Type N connectors above 18 GHz are not traceable to national standards as these do not exist at present Specifications involving 2 92 mm connectors above 40 GHz are not traceable to national standards as these do not exist at present Typical specifications are non warranted VERSIONS AND OPTIONS When ordering please quote the full ordering number information Ordering Numbers Version 6840 Microwave System Analyzers 6841 1 MHz to 3 GHz Scalar Analyzer with 4 2 GHz Spectrum Analyzer 6842 10 MHz to 8 4 GHz Scalar Analyzer with 20 GHz Spectrum Analyzer 6843 10 MHz to 20 GHz Scalar Analyzer with 20 GHz Spectrum Analyzer 6844 10 MHz to 24 GHz Scalar Analyzer with 24 GHz Spectrum Analyzer 6845R 10 MHz to 40 GHz Scalar Analyzer with 40 GHz Spectrum Analyzer 6845 10 MHz to 46 GHz Scalar Analyzer with 46 GHz Spectrum Analyzer 6846 10 MHz to 8 4 GHz Scalar Analyzer
30. to 46 GHz lt 1 kHz Levelled Power Range 6841 2 3 4 6 7 8 standard 1 MHz to 3 GHz 10 dBm to 10 dBm 3 GHz to 24 GHz 10 dBm to 5 dBm 6842 3 4 6 7 8 option 030 higher power 1 MHz to 24 GHz 10 dBm to 10 dBm 6841 48 option 010 110 dB Step Attenuator 1 MHz to 3 GHz 120 dBm to 8 dBm 6842 3 6 7 option 011 70 dB Step Attenuator 10 MHz to 3 GHz 80 dBm to 8 dBm 3 GHz to 20 GHz 80 dBm to 2 dBm option 030 higher power 3 GHz to 20 GHz 80 dBm to 7 dBm 6842 3 4 6 7 option 012 90 dB Step Attenuator 10 MHz to 3 GHz 100 dBm to 8 dBm 3 GHz to 24 GHz 100 dBm to 2 dBm option 030 higher power 3 GHz to 24 GHz 100 dBm to 7 dBm 6845 amp 6845R 10 MHz to 8 GHz 10 dBm to 8 dBm 10 dBm typ 8 GHz to 20 GHz 10 dBm to 5 dBm 7 dBm typ 20 GHz to 24 GHz 10 dBm to 4 dBm 6 dBm typ 24 GHz to 40 GHz 10 dBm to O dBm 3 dBm typ 40 GHz to 46 GHz 10 dBm to O dBm typ excluding the effect of connector moding 6845 amp 6845R option 013 70 dB step attenuator 10 MHz to 8 GHz 80 dBm to 6 dBm 8 dBm typ 8 GHz to 20 GHz 80 dBm to 2 dBm 4 dBm typ 20 GHz to 24 GHz 80 dBm to 1 dBm 3 dBm typ 24 GHz to 40 GHz 80 dBm to 3 dBm 0 dBm typ Note For option 002 Field Replaceable connectors guaranteed lev elled output is reduced by 0 5 dB Settable Power Resolution 0 01 dB Power Sweep Range from Maximum Levelled Power Without Attenuator gt 20 dB External Frequency Modulatio
31. with 24 GHz Spectrum Analyzer 6847 10 MHz to 20 GHz Scalar Analyzer with 26 5 GHz Spectrum Analyzer 6848 1 MHz to 3 GHz Scalar Analyzer with 20 GHz Spectrum Analyzer Supplied Accessories 46882 350 Operating Manual 46882 354 Getting Started Guide 46882 360 Remote Operating Manual 43123 076 AC Supply Lead 37591 755 Front Panel Cover Options 002 Field Replaceable Precision N f or 3 5 mm f RF Connectors for Source and Spectrum Analyzer for 6842 6843 6844 6846 6847 Field Replaceable Precision N or 2 92 mm f RF Connectors for Source and Spectrum Analyzer for 6845 amp 6845R 010 3 GHz 110 dB Step Attenuator only available for 6841 and 6848 011 20 GHz 70 dB Step Attenuator only available for 6842 6843 6846 6847 012 26 5 GHz 90 dB Step Attenuator not available for 6841 6845 6848 6845R 013 40 GHz 70 dB Step Attenuator only available for 6845 amp 6845R 020 External Mixer Interface 022 Group Delay 023 Internal Modulation included in Group Delay option 022 030 Higher Power Output not applicable to 6841 6848 6845 6845R Complementary Product 6146 500 MHz to 18 GHz Pulse Modulator 54441 109 AC Power Supply for 6146 6147 70 MHz to 40 GHz Pulse Modulator ACCESSORIES 6230A L SCALAR DETECTORS 6230A series Standard Detectors 65 dBm to 20 dBm typical 6230A 10 MHz to 20 GHz N type m 6232A 1 MHz to 3 GHz N Type m 6233A 10 MHz to 26 5 GHz 3 5 mm m 6234A 10 MHz to 46 GHz 2 92 mm m 6230L
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