HP 8970 Series Noise Figure Measurement Products
Contents
1. This literature was published years prior to the establishment of Agilent Technologies as a company independent from Hewlett Packard and describes products or services now available through Agilent It may also refer to products services no longer supported by Agilent We regret any inconvenience caused by obsolete information For the latest information on Agilent s test and measurement products go to www agilent com find products Agilent Technologies Or in the U S call Agilent Technologies at 1 800 452 4844 8am 8pm EST E 1 Innovating the HP Way HP 8970 Series Noise Figure Measurement Products LA eackano Expanding Possibilities Accurate and Complete Noise Figure Measurement Solutions 2 Whether measuring at RF or microwave frequencies Hewlett Packard offers you complete noise figure measurement capability in an accurate and convenient way The HP 8970B Brings Ease And Confidence To Noise Figure Measurements With the HP 8970B Noise Figure Meter noise figure measurements from 10 to 1600 MHz 2047 MHz optional are easy accurate and repeatable You save precious time money and resources since the measurements are done quickly accurately and with less chance of mistakes Measurements are easy because the HP 8970B does all the work e Tunes its input frequency between 10 and 1600 MHz e Controls an external LO for receiver or microwave measurements e Controls the noise source to turn it2. ON or OFF e Makes the noise power measurements e Calculates the noise figure e Removes the effects of the measurement system s noise e Compensates for losses before or after the DUT e Displays the results in either noise figure effective noise temperature Te or Y factor In addition the wide dynamic range of the HP 8970B allows simultaneous gain measurements up to 40 dB or loss measurements to 20 dB with no external attenuation or amplification The low instrumentation uncertainty 0 1 dB and measurement stability of the HP 8970B give you confidence in your noise figure results Automatic second stage correction makes accurate noise figure readings possible even for low gain devices Direct Noise Figure Measurements to 2047 MHz With Option 020 Extend the HP 8970B operating frequency from 1600 MHz to 2047 MHz with option 020 Now measure test devices to 2047 MHz directly with no external downconversion For mixers or receivers with IFs less than 2047 MHz such as those used in Direct Broadcast Satellite DBS applications the HP 8970B and a suitable noise source are all you need to make measurements HP 8970B Noise Figure Meter 10 to 1600 MHz 3 Proven capability with enhanced speed and convenience tia oe p o 8970B NOISE FIGURE METER HEWLETT PACKARI NOISE FIGURE REMOTE _ LISTEN LocaL TALK sra SOURCE SWEEP FIXED FREQ DATA MEASUREMENT INPUT e CAUTION EXCEEDING THE MAXIMUM INPUT LE
3. swept operation Rear panel outputs X axis and Y axis from 0 to 6V Z axis is TTL for penlift on an X Y plotter blanking on an oscilloscope Plotter capability noise figure and gain versus frequency plot with grid title and noise figure gain and frequency axis annotation Compatable digital plotters HP 7470A HP 7475A HP 7550A HP 7440A HP 9872B HP 8971C Noise Figure Test Set Specifications Specifications given are for single sideband operations using one of the recommended local oscillators Input Specifications Frequency Range 10 MHz to 26 5 GHz Noise Figure Max Std amp Opt 001 Opt 002 10 30 MHz 18 dB 10 1600 MHz 5 4 dB 30 100 MHz 13 dB 1 6 2 54 GHz 28 dB 0 1 12 GHz 10 dB 2 4 15 GHz 26 dB 12 18 GHz 11 5 dB 15 18 GHz 28 dB 18 26 5 GHz 14 5 dB 18 22 GHz 28 dB typical 22 26 5 GHz 32 dB typical Input SWR STD amp Opt 001 Opt 002 10MHz 18 GHz 2 25 10 1600 MHz 1 5 18 26 5 GHz 2 7 1 6 18 GHz 2 18 26 5 GHz 3 Electromagnetic Compatibility EMI Conducted and radiated interference is in compliance with FTZ 526 527 1979 CISPR publication 11 tested to the limits of MIL T 28800D General Remote Programming All functions are GPIB programmable except the LINE switch Accessories Supplied 1 LO to HP 8971C cable SMA f connectors 300 mm 1 HP 8971C to HP 8970B cable N m connectors 190mm 1 NGm to SMA m adaptor 2 GPIB cables 0 5 m Operating Temperature 0 to 55 C Sto
4. Figure Meter with the following exceptions Noise Measurement Noise Figure Measurement Range 0 to 30 dB Noise Figure Instrumentation Uncertainty for a 14 to 16 dB ENR noise source in a 10 to 40 C environment and for device under test noise figure plus gain greater than 10 dB For HP 8971C with option 002 assumes the use of a preamplifier with lt 10 dB noise figure and gt 20 dB gain 10 MHz to 18 GHz 0 2 dB Plus typical drift of 0 015 dB C 18 to 26 5 GHz 0 4 dB Plus typical drift of 0 08 dB C Gain Measurment Gain Instrumentation Uncertainty less than 0 28 dB Plus typical drift of 0 05 dB C 10 MHz to 18 GHz 0 07 dB C 18 to 26 5 GHz Input Specifications Frequency Range HP 8970S Tunable from 10 MHz to 26 5 GHz upper frequency will be limited by the LO upper frequency HP 8970V Tunable from 10 MHz to 20 GHz Noise Figure max same as HP 8971C Input SWR same as HP 8971C Maximum Operating RF Noise Input Power 10 1600 MHz 29 dBm 1 6 26 5 GHz 26 dBm Maximum Safe RF Input Power 5 dBm Maximum Net External Gain greater than 35 dB General Power requirements net weight shipping weight dimensions Sum of individual instruments Supplemental Characteristics Sensitivity 100 dBm no external gain required able to measure it s own noise figure with HP 346A B C Double Sideband DSB Noise Figure 2 4 26 5 GHz same as HP 8971C Measurement Speed 6 to 9 measurement
5. high smoothing it does not Maximum safe input level 20 Vdc 20 dBm peak or average at RF Audible noise level lt 5 5 bels at 1 meter Peak to peak defined here as five standard deviations about the mean of a statistically valid set of readings This includes 99 of the readings for a normal distribution T Functional Properties Noise Figure display units Noise Figure dB ratio Uncorrected Y factor dB ratio Effective Input Noise Temperature K Displayed measurement frequency range 10 to 99 999 MHz Noise figure display jitter lt 0 01 dB with appropiate smothing System LO control frequency control over SIB with format ccdddddcc where the c s are user setable ASCII characters and ddddd is the LO frequency in MHz An auxiliary user settable message of 20 ASCII characters may also be sent over SIB Cold noise source data range 0 to 9999K Hot noise source data range ENR from 7 to 50 dB spot Thot from 0 to gt 2 9x10 K Number of calibration points in one sweep 181 Storage capacity of hot noise source tables 4 stored ENR tables with 35 frequency s each plus 1 working ENR table Smoothing exponential averaging of gain and noise figure before display according to D P F 1 M F where D is the display result P is the previous display result M is the latest measurement F is the averaging factor C1 2 4 8 16 32 64 128 256 or 512 Arithmetic averaging is used during
6. is best suited for measurements of high gain devices or for measurements with a user supplied low noise RF preamp Let HP Design Your Microwave Noise Figure Measurement System Design cycles are shrinking and you don t need the added worry of designing and supporting a microwave noise figure measurement system With the HP 8970S V Microwave Noise Figure Measurement Systems HP takes care of the design details You can spend your time designing and building products not test systems Combine the HP 8970B Noise Figure Meter HP 8971C Noise Figure Test Set and a recommended local oscillator and you have the powerful HP 8970S Microwave Noise Figure Measurement System The HP 8970B automatically controls both the HP 8971C and local oscillator making the microwave system as easy to use as the HP 8970B by itself The HP 8970S gives you all the capabilities of the HP 8970B Noise Figure Meter in a system specified from 10 MHz to 26 5 GHz Custom block downconvertors are available to extend the operating frequency to 110 GHz Configure A System For Your Application And Budget The HP 8970S model number lets you configure a microwave noise figure system to fit your application and budget while still ensuring the instruments are compatible and the shipment is coordinated A complete HP 8970S Noise Figure Measurement System consists of an HP 8970B an HP 8971C with desired options and an LO from the list of recommended sources on page 17 Frequ
7. System consists of the HP 8970B Noise Figure Meter the HP 8971C Noise Figure Test Set with options if desired and a Synthesized Microwave Signal Source Recommended Synthesized Microwave Signal Sources HP 83620B HP 83622B HP 83630B HP 83640B HP 83650B HP 83711B HP 83712B HP 83731B HP 83732B HP 83751A HP 83752A 17 Synthesized Swept Signal Generator 10 MHz to 20 GHz Synthesized Swept Signal Generator 2 GHz to 20 GHz Synthesized Swept Signal Generator 10 MHz to 26 5 GHz Synthesized Swept Signal Generator 10 MHz to 40 GHz Synthesized Swept Signal Generator 10 MHz to 50 GHz Synthesized CW Generator 1 GHz to 20 GHz Synthesized CW Generator 10 MHz to 20 GHz Synthesized Signal Generator 1 GHz to 20 GHz Synthesized Signal Generator 10 MHz to 20 GHz Synthesized Sweeper 2 GHz to 20GHz Synthesized Sweeper 10 MHz to 20 GHz LA eackano Expanding Possibilities For more information about Canada Latin America Hewlett Packard test and measurement Hewlett Packard Canada Ltd Hewlett Packard Company products applications services and for a 5150 Spectrum Way Mississauga Latin American Region Headquarters current sales office listing visit our web site Ontario L4W 5G1 5200 Blue Lagoon Drive http www hp com go tmdir You can also el 905 206 4725 9th Floor Miami Florida 33126 U S A contact one of the following centers and ask for tel 305 267 4245 4220 a test and measurement sales rep
8. VEL WILL INCORRECTED PERMANENTLY DAMAGE UNCORRI connected AN So amp ee ore f une on ws we oy z SMOOTHING ie Save up to 4 noise source Select a fixed fre INCREASE or DECREASE ENR tables quency increment the number of data to a frequency of averages for speedijitter interest or make tradeoffs swept measurements accross a band 28 volt solid state noise Display noise figure and source drive for 6 to 9 gain with system noise measurements per second Pullout cards show automatically removed measurement setups read digitally or display and convenient on scope or plotter SPECIAL FUNCTIONS Pullout cards remain STORE up to 9 panel Easy scaling of accessible when rack settings to be oscilloscope or mounted RECALLed in an plotter output arbitrary SEQuence HP 8970B Rear Panel 28 volt noise source drive in parallel with front panel 20 Miz IF output Output for swept oscilloscope display GPIB for systems operation System Interface Bus SIB for control of HP 8971C LO and plotter Microwave Measurements as Accurate and Easy as RF 4 Extend the HP 8970B To Microwave Frequencies Many components and receivers require noise figure measurement at frequencies greater than 1600 MHz If you already own an HP 8970B Noise Figure Meter you don t need to worry about building a custom down converter to measure noise figure at microwave frequencies The HP 8971C combines
9. eful in applying the instrument by giving typical but not warranted parformance parameters HP 8970B Noise Figure Meter Specifications Noise Figure Measurement Measurement range 0 to 30 dB Instrumentation uncertainty 0 1 dB for a 14 to 16 dB ENR noise source in a 0 to 55 C environment Resolution 0 01 dB 0 001 dB over GPIB Gain measurement range Measurement range 20 to gt 40 dB for DUT and system noise figures totalling 30 dB or less Instrumentation uncertainty 0 15 dB Resolution Gain gt 9 99 dB 0 01 dB Gain lt 9 99 dB 0 1 dB over GPIB add 1 more digit to above Input Specifications Frequency range tunable from 10 to 1600 MHz 10 to 2047 MHz with option 020 Tuning accuracy for 10 to 40 C 1 MHz 1 of frequency 6 MHz maximum Frequency resolution 1 MHz Noise figure for input power levels below 60 dBm lt 7 dB 0 003 dB MHz lt 7 dB 0 002 dB MHz with option 020 Input SWR 50 ohm reference impendence lt 1 7 10 MHz to 1600 MHz lt 1 8 with option 020 lt 2 0 1600 MHz to 2047 MHz option 020 only Maximum operating input power 10 dBm Maximum net external gain gt 65 dB between noise source and HP 8970B RF input 448 17 63 439 17 13 423 16 63 425 16 75 29 1 13 68 6 3 17 _ gt Dimensions HP 8970B mm in 10 Electromagnetic Compatibility EMI Conducted and radiated interference is in compliance
10. ency operation depends on the LO selected but the HP 8970S can be configured to measure 10 MHz to 26 5 GHz The HP 8971C with Option 001 is recommended for operation above 20 GHz The Most Economical System to 20GHz For your ordering convenience the HP 8970V is a pre configured HP 8970S system Consisting of the HP 8970B Noise Figure Meter the HP 8971C Noise Figure Test Set and the HP 83711B Synthesized CW Generator the HP 8970V gives you accurate convenient and economical 10 MHz to 20 GHz measurements HP 8970S V Noise Figure Measurement System 10 MHz to 26 5 GHz 6 The accuracy and convenience of RF Measurements at microwave frequencies Complete system control from HP 8970B front panel LO Eire A single test port for 0 01 to 20 GHz calabration and measurement ss7ite THESIZED CW GENERATOR CARRIER 1 to 20 GHz synthesized signal generator for accuracy and ecomomy The system pictured is the HP 8970V which operates to 20 GHz With the HP 8970S system you may choose any combination of HP 8971C options and any of the recommended local oscillators listed under ordering information Frequency operation depends on the LO selected Note For calibration and measurement repeatability in the HP 89708 V system the local oscillator must be synthesized Important Advantages for Component and System Testing Amplifiers e Simultaneous noise figure and gain measurement e Automatic cor
11. in one easy to use package all of the components neccessary for microwave downconversion to the HP 8970B s frequency range 10 to 1600 MHz Accurate broad band measurements from 10 MHz to 26 5 GHz are possible with a single calibration and sweep Custom solutions are available to 110 GHz Careful design with high performance components including a stable YIG filter and a built in low noise preamp allow accurate single sideband measurements e The YIG filter removes the image response and harmonic mixing components for more accurate single sideband downconversion eliminating many potential sources of errors e The built in low noise preamp improves measurment accuracy and stability by lowering the noise figure of the test system minimizing the second stage correction Be assured of repeatable accurate and maintainable microwave noise figure measurements with the HP 8971C Noise Figure Test Set Configure The HP 8971C To Suit Your Application Needs And Budget The HP 8971C can be tailored to fit your application and budget with the following options Option 001 adds an internal LO power amp reducing the LO input power requirment of the HP 8971C from 7 dBm to 1 dBm This option is usually required for measurements above 20 GHz where source power becomes limited or in system applications where there is considerable loss between the LO source and the 8971C LO input Option 002 deletes the built in low noise RF preamp This option
12. n at the IF and one for the actual measurements at the RF The HP 8970B can store up to four noise sourse ENR tables This means you can calibrate and measure noise figure at several millimeter bands without re entering ENR data The meter displays measurement frequencies up to 99 999 GHz The HP 8970B also has a double down conversion modes that use the HP 8971C as the second down converter These modes are helpful for measuring receivers and mixers with IFs greater than 1600 MHz or amplifiers and transistors above 26 5 GHz With the HP 8970S V Noise Figure Measurement System millimeter single sideband measurements can be made across almost a 52 GHz band twice the HP 8970S V s frequeny coverage with a single filter Plotter Dump Capability A noise figure and gain versus frequency display can be outputed to a digital plotter over the HP 8790B s System Interface Bus What you see on the X vs Y oscilloscope display is dumped to the plotter complete with axis labeling and title HP 8970B Noise Figure Meter So 4 000 3 7 gt a S a z g So o S 3 Z 5 Cea i L 0o08 O 0 000 N 0 000 3000 FREQ 200 0 MHz DIV 5000 Example of HP 8970B plot output HP 8970B in an automated system Specifications 9 Specifications describe the instrument s warranted performance Supplemental characteristics are intended to provide information us
13. rage Temperature 40 to 75 C 448 Le i 423 16 63 gt 213 8 38 425 16 75 Peis 2 1 13 no an 93 89 58 3 68 3 5 225 448 gt A 17 38 473 gt 18 63 Dimensions HP 8971C mm in Connectors LO input APC 3 5 m RF input APC 3 5 m IF output to HP 8970B N f Power 100 120 220 or 240V 10 10 47 66 Hz Net Weight 9 5 kg 21 Ib Shipping Weight 11 8 kg 26 Ib Dimensions 93H x 425W x 473 mm 3 68 x 16 75 x 18 63 in Normal Module 3 5H x 1MW x 14D Supplemental Characteristics Gain typical Std amp Opt 001 10 1600 MHz 23 dB 1 6 2 4 GHz 24 dB 2 4 26 5 GHz 27 dB Opt 002 10 1600 MHz 3 dB 1 6 2 4 GHz 4dB 2 4 26 5 GHz 0 dB Maximum Operating RF Noise Input Power Std amp Opt 001 Opt 002 10 1600 MHz 29 dBm 20 dBm 1 6 26 5 GHz 26 dBm Image and Odd Harmonic Rejection 20 dB Maximum Safe RF Input Power Std amp Opt 001 5 dBm Opt 002 20 dBm LO Input Power Minimum Std amp Opt 002 7 dBm Opt 001 1 dBm Maximum Std amp Opt 002 20 dBm Opt 001 7dBm Double Sideband DSB Noise Figure 2 4 26 5 GHz Std amp Opt 001 Same as single sideband SSB Opt 002 21 dB DSB Gain Std amp Opt 001 28 dB Opt 002 4 dB Audible Noise Level less than 5 5 bels at 1 meter 14 HP 8970S V Noise Figure Measurement System Specifications Specifications are the same as the HP 8970B Noise
14. rection for measurement system noise e Real time swept corrected oscilloscope output for easy tuning e Single test port calibration and measurement from 10 MHz to 26 5 GHz with HP 8970S system e Permanent hard copy plot of noise figure and gain vs frequency with a digital plotter Transistors e Single sideband allows accurate measurements with tuners e Easy to compensate for tuner insertion loss e Real time correction for 2nd stage effects Receivers e Tunable IF ranges from 10 to 1600 MHz 2047 MHz optional with the HP 8970B and 10 MHz to 26 5 GHz with the HP 8970S e External LO control e Displays noise temperature for ultra low noise receivers Mixers e Simultaneous noise figure and conversion loss for design tradeoffs e Noise figure vs IF or LO frequency e Noise figure as a function of LO power Additional Capabilities 8 System Interface Bus The addition of a System Interface Bus SIB makes computer control of the HP 8970S V Noise Figure Measurement System as easy as controlling a single instrument The HP 8970B uses the SIB to control instruments in the noise figure system allowing a computer to maintain system control over GPIB while the noise figure system makes measurements This greatly simplifies programming by taking full advantage of the controlling capabilities of the HP 8970B Millimeter wave Measurements Millimeter wave receiver measuremets require two noise sources for calabratio
15. resentative Australia New Zealand fax 305 267 4288 Hewlett Packard Australia Ltd 31 41 Joseph Street Asia Pacific United States Blackburn Victoria 3130 Australia Hewlett Packard Asia Pacific Ltd Hewlett Packard Company el 1 800 629 485 Australia 17 21 F Shell Tower Times Square Test and Measurement Call Center el 0 800 738 378 New Zealand 1 Matheson Street Causeway Bay PO Box 4026 Englewood CO 80155 4026 ax 61 3 9210 5489 Hong Kong tel 1 800 452 4844 tel 852 2599 7777 Japan fax 852 2506 9285 Europe Hewlett Packard Japan Ltd Hewlett Packard Company easurement Assistance Center Technical data Subject to Change European Marketing Centre 9 1 Takakura Cho Hachioji Shi Copyright 1999 PO Box 999 1180 AZ Amstelveen Tokyo 192 8510 Japan Hewlett Packard Company The Netherlands el 81 426 56 7832 tel 31 20 547 9900 ax 81 426 56 7840 5091 6049E 6 99
16. s per second with minimum smothing Sweep Speed at Minimum Smothing given for each HP 8971C frequency band with corrected readings SSB1 10 to1600 MHz 140 ms per frequency point SSB2 1 6 to 2 4 GHz 150 ms per frequency point SSB3 2 4 to 26 5 GHz 435 ms frequency point DSB 2 4 to 26 5 GHz 150 ms per frequency point Ordering Information 16 HP 8970B Noise Figure Meter Option 020 Extends upper frequency from 1600 to 2047 MHz Option 700 External MATE translator Option 907 Front panel handle kit Option 908 Rack mounting flange kit Option 909 Front panel handle kit plus rack mounting flange kit Option 914 Delete operating manual Option 915 Service manual Option 916 Extra operating manual HP 8971C Noise Figure Test Set All RF and GPIB cables needed to connect the HP 8971C to the HP 8970B and a Synthesized Source are included with the HP 8971C Option 001 Add internal LO power amp Option 002 Delete internal RF pre amp Option 907 Front panel handle kit Option 908 Rack mounting flange kit Option 909 Front panel handle kit plus rack mounting flange kit Option 915 Service manual Option 916 Extra operating manual HP 8970V Noise Figure Measurement System HP 8970B HP 8971C HP 83711B Accessories 1494 0060 Rack Slide Kit for HP 8970B or HP 8971C 9211 2649 HP 8970B Transit case 9211 2648 HP 8971C Transit case HP 8970S Noise Figure Measurement System A complete HP 8970S Noise Figure Measurement
17. with MIL STD 461B CE03 RE02 EN55011 CLASS A 1991 AND CISPR Class A 1990 Conducted and radiated susceptibility meets the requirements of MIL STD 461B 1980 CS01 CS02 RS03 and EN50082 1 1991 IEC 801 2 801 3 and 801 4 General Noise source drive 28 0 0 1 V for noise source ON up to 60 mA peak lt IV for noise source OFF GPIB capability SH1 AH1 T5 TEO L4 LEO SR1 RL1 PPO DC1 DT1 CO El Operating temperature 0 to 55 C Storage temperature 55 to 75 C Connectors RF input N f noise source drive BNC f Power 100 120 220 or 240V 5 10 48 66 Hz 150 VA maximum Net weight 15 5 kg 34 Ib Shipping weight 18 5 kg 40 Ib Dimensions 143H x 425W x 467 mm 5 68 x 16 75 x 18 38 in Nominal module 5 25H x IMW x 14D Supplemental Characteristics Bandwidth approximately 4 MHz Sensitivity 100 dBm no external gain required able to measure its own noise figure Measurement speed 6 to 9 measurements per second with minimum smoothing Sweep speed at minimum smoothing 10 to 1600 Mhz 140 ms per frequency point Jitter at minimum smoothing Peak to peak Y factor variation lt 0 15 dB typical Jitter with increased smoothing Peak to peak Y factor variation lt 0 02 dB for smoothing factor of 64 typical Note Noise figure jitter is equivalent to Y factor jitter to within 10 for ENR gt 14 dB and F lt 4 dB At minimum smoothing jitter can limit accuracy at
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