Highlights

Unparalleled flexibility to match your exact analysis needs

With fully upgradable and license-key activated frequency, bandwidth, and over 20 software applications, easily customize your analysis to your requirements. Mix and match VNA and SA frequencies, and effortlessly upgrade the capabilities of your analyzer as your needs change. Choose the FieldFox software-defined configuration that best meets your needs.

  • Select from cable and antenna analyzer (CAT), Vector Network Analyzer (VNA), and/or Spectrum Analyzer with desired maximum frequency.
  • Capture elusive signals with up to 40 MHz gap-free, real-time bandwidth.
  • Measure all four S-parameters simultaneously with 115 dB dynamic range.
  • Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup.
  • Perform over-the-air measurements for 5G NR and LTE.
  • Use GPS/GNSS for geolocation and timestamping.
  • Carry one lightweight unit at 3.4 kg (7.4 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
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N9912C 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 VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more.
  • Order software pre-installed or upgrade an existing instrument.
FieldFox C-Models

Interested in an N9912C?

Accelerate the Win with KeysightCare​

As the complexity of digital and RF tests increases, elevate the productivity of your engineering teams by providing priority access to industry-leading technical experts, a comprehensive knowledge center, and committed turnaround times for repair and calibration. The instruments featured on this page include one year of KeysightCare Assured with the option to upgrade to a 3-5 year service plan. Advance your workflow with KeysightCare.  ​

  • ​Committed response time for technical support as low as 2 business hours​
  • Committed repair & calibration turnaround times as low as 5 business days​
  • Worldwide KeysightCare service and support
KeysightCare Lab

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