Keysight N9961B FieldFox Handheld Microwave Signal Analyzer, 44 GHz


Keysight's FieldFox portable analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between. Choose the software-enabled FieldFox configuration that best meets your needs.
  • Base model includes a signal analyzer
  • Add software-defined measurement functions according to your needs.
  • Capture elusive signals with 120 MHz of gap-free, real-time bandwidth.
  • Characterize radar pulse profiles with a portable solution.
  • Make accurate spectrum analyzer measurements (± 0.2 dB) without warmup.
  • Perform over-the-air measurements for 5G NR and LTE.
  • Use GPS/GNSS for geolocation and timestamping.
  • Analyze I/Q data for RF signal monitoring and analysis.
  • Carry one lightweight unit at 3.4 kg (7.4 lb).
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