Agilent NFA Noise Figure Analyzer
Contents
1. Frequency range for Agilent NFA noise figure analyzers 10 MHz 3 GHz 10 GHz 20 GHz 30 GHz Helpful tip The most popular option for enhancing the dedicated noise figure analyzers is Option 1D5 the high stability frequency reference Option 1D5 can only be purchased at the initial sale and is not available as an upgrade For more information on Agilent s full portfolio of noise figure solutions see the Noise Figure Selection Guide literature number 5989 8056EN available at www agilent com find nf Following are the additional options available for any of the dedicated noise figure analyzers Option Description Upgrades N897x 1D5 High stability frequency reference No N897x A6J ANSI Z540 compliant calibration with test data Service Center N897x 1CP Rack mount and handle kit Yes N897x UK9 Additional front panel cover Yes N897x 1FP Calibration performance verification and adjustment software Yes Cena ATA Wwiwvw agilent com find quick Block Down Conversion Agilent offers the K Series block downconverters which extend the upper frequency limit of the N8975A from 26 5 GHz up to 110 GHz The downconverter uses an internal LO to down convert the input signal to an IF that is within the measurement range of the NFA The K Series is offered in 13 5 GHz bands For example a customer that would like to make noise figure measurements to 52 GHz would order K40 K50 and K63 in order to bridge from the 26 5 GHz end fr2. 15 358 0 10 855 2100 0825 010 700 0 125 minute 49 0 7031 464 6333 1890 924 204 972 3 9288 504 544 39 02 92 60 8484 31 0 20 547 2111 34 91 631 3300 0200 88 22 55 0800 80 53 53 44 0 118 9276201 Other European Countries www agilent com find contactus Revised October 1 2009 Product specifications and descriptions in this document subject to change without notice Agilent Technologies Inc 2009 Printed in USA November 5 2009 5980 0163E agg Agilent Technologies
3. Agilent NFA Noise Figure Analyzer Configuration Guide Dedicated Noise Figure Analyzer e Hard specifications to 26 5 GHz e Works with N4000A SNS or 346 Series noise sources e Noise figure measurements to 110 GHz with block downconverters pe Agilent Technologies Noise Figure Analyzer Overview Over 50 years of noise figure leadership N8973A 10 MHz to 3 0 GHz In order to make accurate noise figure measurements engineers need proven equipment that give repeatable results To help meet that need Agilent offers the only dedicated noise figure analyzer on the market One of the advantages of a dedicated noise figure analyzer is the specified results available up to 26 5 GHz which outperform most traditional spectrum analyzer applications while costing less than a network analyzer solution The NFA Series offers results similar to the obsolete 8970 noise figure meter Some of the new features the NFA delivers include a graphical view and compatibility with smart noise sources for more details on the NFA refer to the NFA Series Brochure literature number 5989 0166E available at www agilent com find nfa The NFA Series standard configuration prepares engineers to make noise figure measurements immediately after instrument boot up as the preamplifier and noise figure software are both standard There are three different frequency ranges to choose from N8974A 10 MHz to 6 7 GHz N8975A 10 MHz to 26 5 GHz
4. bration plan shown below R 50C 001 Standard calibration plan R 50C 002 Standard compliant calibration plan Cena lca WwiWw agilent com find quick Literature Resources Noise figure analyzer NFA Series Brochure literature number 5980 0166E NFA Series Noise Figure Analyzers Configuration Guide literature number 5980 0163E NFA Series Noise Figure Analyzers Data Sheet literature number 5980 0164E Noise figure techniques Noise Figure Selection Guide literature number 5989 8056EN Noise Figure Primer AN 57 literature number 5989 6192EN Fundamentals of RF and Microwave Noise Figure Measurement AN 57 1 literature number 5952 8255E Noise Figure Measurement Accuracy The Y Factor Method AN 57 2 literature number 5952 3706E 10 Hints for Making Successful Noise Figure Measurements AN 57 3 literature number 5980 0288E Noise Figure Measurements of Frequency Converting Devices AN 1487 literature number 5989 0400EN Non Zero Noise Figure After Calibration AN 1484 literature number 5989 0270EN Practical Noise Figure Measurement and Analysis for Low Noise Amplifier Designs AN 1354 literature number 5980 1916E Noise sources SNS Product Overview literature number 5988 0081EN Agilent 3464 B C Noise Sources 10 MHz to 26 5 GHz literature number 5953 6452B 0347B Data Sheet literature number EPSG084753 R347B Data Sheet literature number EPSG084754 Noise source test N2002A Noise Source Test Set User s Guide lit
5. equency of the N8975A to the 52 GHz required Frequency range for Agilent NFA noise figure analyzers 26 5 GHz 40 GHZ 60 GHz 80 GHz 100 GHz 120 GHz Note The K Series block downconverters can only be used with the N8975A and N9020A MXA signal analyzers www agilent com find nf 3 Noise Source Selection Helpful tip Agilent s most popular noise sources are the N4000A smart noise sources and 346B traditional noise source The other critical piece of equipment needed to make a noise figure measurement is a noise source Noise sources contribute to your total measurement noise figure via ENR uncertainty and input mismatch The output of a noise source is defined in terms of its frequency range and excess noise ratio ENR Nominal ENR values of 6 dB and 15 dB are commonly available A low ENR noise source will minimize error due to noise detector non linearity This error will be smaller if the measurement is made over a smaller and therefore more linear range of the instrument s detector A 6 dB noise source uses a smaller detector range than a 15 dB noise source Use a 15 dB noise source for General purpose applications to measure noise figure up to 30 dB e User calibrating the fullest dynamic range of an instrument before measuring high gain devices Use a 6 dB noise source for e Measuring a device with gain that is especially sensitive to changes in the source impedance e The device under test DUT has a v
6. erature number N2002 90001 Using the Agilent N8975A Noise Figure Analyzer and the N2002A Noise Source Test Set literature number 5988 7229EN www agilent com find nf ia Agilent Email Updates www agilent com find emailupdates Get the latest information on the products and applications you select XI www lxistandard org LXI is the LAN based successor to GPIB providing faster more efficient connectivity Agilent is a founding member of the LXI consortium Agilent Channel Partners www agilent com find channelpartners Get the best of both worlds Agilent s measurement expertise and product breadth combined with channel partner convenience www agilent com For more information on Agilent Technologies products applications or services please contact your local Agilent office The complete list is available at www agilent com find contactus Americas Canada Latin America United States Asia Pacific 877 894 4414 305 269 7500 800 829 4444 Australia China Hong Kong India Japan Korea Malaysia Singapore Taiwan Thailand Europe amp Middle East 1 800 629 485 800 810 0189 800 938 693 1 800 112 929 0120 421 345 080 769 0800 1 800 888 848 1 800 375 8100 0800 047 866 1 800 226 008 Austria Belgium Denmark Finland France Germany Ireland Israel Italy Netherlands Spain Sweden Switzerland United Kingdom 43 0 1 360 277 1571 32 0 2 404 93 40 45 70 13 15
7. ery low noise figure e The device noise figure does not exceed 15 dB Agilent offers three different families of noise sources and all may be used in conjunction with the NFA The smart noise sources simplify measurement set up and improve accuracy and reliability automatically downloading electronically stored calibration data to the instrument to save valuable time The 346 Series noise sources are the traditional and most cost effective solution offering the widest range of frequency coverage Lastly Agilent offers high frequency noise sources for customers making measurements above 26 5 GHz If one source does not include both frequency ranges a second source will be required A second noise source may also be necessary when measuring a non frequency translating device with low noise figure and high gain Noise source ENR typical Frequency range N4000A 4 6 6 5 dB 10 MHz 18 GHz Smart Noise N4001A 14 16 dB 10 MHz 18 GHz Sources N4002A 12 17 dB 1 10 MHz 26 GHz 346A 5 7dB 10 MHz 18 GHz Traditional 346B 14 16 dB 10 MHz 18 GHz Noise Sources 346C 12 17 dB 10 MHz 26 GHz 346CK01 21 dB 1 GHz 50 GHz High Frequency 0347B 6 13 dB 33 GHz 50 GHz Noise Sources R347B 10 13 dB 26 5 GHz 40 GHz For more information on these noise sources see the Noise Figure Selection Guide literature number 5989 8056EN or application note 57 3 10 Hints for Making Successful Noise F
8. igure Measurements literature number 5980 0288E both available at www agilent com find nf GAE ATA WiWw agilent com find quick Special Noise Source Options Helpful tip One of the most popular special noise source options is 346C K01 which allows the 346C noise source to be used to 50 GHz Noise Source Test Set In order to meet unique customer requirements Agilent offers the following special noise source options Option Description 346B H01 APC 3 5 m connector with 21 dB nominal ENR 346C H01 APC 3 5 m connector with 21 dB nominal ENR 346C K01 10 MHz to 50 GHz 346 Series noise source nominal ENR 21 dB The Agilent N2002A noise source test set is a standalone instrument that as part of a calibration system enables fast repeatable calibrations with minimal levels of uncertainty This test set is needed when making ENR tests on a noise source Low cost and easy to use the N2002A noise source test set ensures accurate calibration results increasing measurement confidence and allowing the development of DUTs with tighter specifications The N2002A noise source test set operates over a frequency range of 10 0 MHz to 26 5 GHz Features Reduces noise figure uncertainty to ensure accurate and repeatable results e Delivers results traceable to national standard e Performs full calibration of all Agilent SNS and 346 noise sources e Provides manual control or remote operations using GPIB For more information
9. see www agilent com find nsts www agilent com find nf Documentation Additional Service Options A hard copy and CD version of the English language quick reference guide user s guide programmer s reference and calibration and performance verification manual are included with the NFA Selections can be made to change the localization of the manual set which will provide the quick reference guide and user s guide in the chosen language and an English language version of the programmer s reference guide as well as calibration and performance verification manual Option Description N897XA 0B1 Additional NFA series manual set English version N897XA 0B2 Additional NFA series user manual English version N897XA OBF Additional NFA series programmer reference English version N897XA ABO NFA series manual set for Taiwan Chinese localization N897XA AB1 NFA series manual set Korean localization N897XA AB2 NFA series manual set Chinese localization N897XA ABE NFA series manual set Spanish localization N897XA ABF NFA series manual set French localization N897XA ABZ NFA series manual set Italian localization N897XA ABD NFA series manual set German localization N897XA ABJ NFA series manual set Japanese localization N897XA 0B0 Delete hard copy manual set Warranty Standard warranty is 12 months R 51B Occupied bandwidth Calibration For 3 years order 36 months of the appropriate cali
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