FieldFox Handheld RF and Microwave Analyzers
Industry's most integrated handheld RF and microwave analyzers

  • Carry Keysight-quality microwave measurements wherever you need to go
  • Boost your readiness with an RF unit: every operating mode is flexible enough to meet the needs of novices & experts alike
  • Endure the harshest working conditions with analyzers designed for durability – completely sealed, rugged & weather-resistant
  • Save time and ensure consistent results by automating routine tasks for basic spectrum analysis
  • NEW Wider analysis bandwidth – up to 100 MHz – makes 5G field test a reality (FieldFox B Models)
  • NEW Capture the smallest interfering signals with wide-band, real-time measurements (RTSA) (FieldFox B Models)
  • Measure with confidence from 4 to 50 GHz - precise measurements agree with benchtop results
  • Withstands your toughest working environments - rugged enough to meet MIL-specs
  • Weighs less than alternative solutions- millimeter-wave models 30% lighter than other handheld analyzers
  • Choose to configure as a handheld cable and antenna analyzer (CAT), vector network analyzer (VNA), spectrum analyzer (SA) or an all-in-one combination analyzer

Model Max. Freq. Max. Analysis BW Instrument Type CAT Analyzer SA VNA
N9913A 4 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9913B 4 GHz 100 MHz Combo Analyzer Yes Optional Optional
N9914A 6.5 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9914B 6.5 GHz 100 MHz Combo Analyzer Yes Optional Optional
N9915A 9 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9915B 9 GHz 100 MHz Combo Analyzer Yes Optional Optional
N9916A 14 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9916B 14 GHz 100 MHz Combo Analyzer Yes Optional Optional
N9917A 18 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9917B 18 GHz 100 MHz Combo Analyzer Yes Optional Optional
N9918A 26.5 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9918B 26.5 GHz 100 MHz Combo Analyzer Yes Optional Optional
N9950A 32 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9951A 44 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9952A 50 GHz 10 MHz Combo Analyzer Yes Optional Optional
N9933B 4 GHz 100 MHz Spectrum Analyzer No Yes No
N9934B 6.5 GHz 100 MHz Spectrum Analyzer No Yes No
N9935A 9 GHz 10 MHz Spectrum Analyzer No Yes No
N9935B 9 GHz 100 MHz Spectrum Analyzer No Yes No
N9936A 14 GHz 10 MHz Spectrum Analyzer No Yes No
N9936B 14 GHz 100 MHz Spectrum Analyzer No Yes No
N9937A 18 GHz 10 MHz Spectrum Analyzer No Yes No
N9937B 18 GHz 100 MHz Spectrum Analyzer No Yes No
N9938A 26.5 GHz 10 MHz Spectrum Analyzer No Yes No
N9938B 26.5 GHz 100 MHz Spectrum Analyzer No Yes No
N9960A 32 GHz 10 MHz Spectrum Analyzer No Yes No
N9961A 44 GHz 100 MHz Spectrum Analyzer No Yes No
N9962A 50 GHz 10 MHz Spectrum Analyzer No Yes No
N9923A-104
N9923A-106
4 GHz
6 GHz
10 MHz VNA Optional No Yes
N9925A 9 GHz 10 MHz VNA Optional No Yes
N9926A 14 GHz 10 MHz VNA Optional No Yes
N9927A 18 GHz 10 MHz VNA Optional No Yes
N9928A 26.5 GHz 10 MHz VNA Optional No Yes
N9912A-104
N9912A-106
4 GHz
6 GHz
10 MHz Combo Analyzer Yes Optional Optional

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