Description
Keysight N9938A FieldFox 26.5 GHz Microwave Spectrum Analyzer, a lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
Highlights
Never Sacrifice Capability or Portability
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 Keysight FieldFox configuration that best meets your needs.
Make accurate spectrum analyzer measurements (± 0.5 dB) without warmup.
Capture intermittent signals with 10 MHz gap-free, real-time bandwidth.
Characterize radar pulse profiles with a portable solution.
Perform over-the-air measurements for 5G TF and LTE.
Capture I/Q data for RF signal monitoring and analysis.
Use GPS/GNSS for geolocation and timestamping.
Carry one lightweight unit at 3.0 kg (6.6 lb).
What’s included:
AC/DC adapter
Localized power cord
Rechargeable Li-ion battery
Soft carrying case with backpack and shoulder straps
Quick Reference Guide
Key Specifications
N9938A FieldFox Handheld Software
Make your FieldFox handheld analyzer more capable with convenient software upgrades — engineered to deliver precise measurements in the field.
- Carry one portable instrument that handles routine maintenance and in-depth troubleshooting.
- Configure as a spectrum analyzer, built-in power meter, tracking generator, and more.
- Order software pre-installed or upgrade an existing instrument.






