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

View Technical Overview

Key Specifications

Download Data Sheet

Number of Built-In Ports

Maximum Frequency

10 GHz

Number of Internal Sources

VNA Series

FieldFox

VNA Type

Handheld

Number of Built-In Ports

Maximum Frequency

Number of Internal Sources

VNA Series

VNA Type

10 GHz

FieldFox

Handheld

Additional CAT/VNA Based Features:

Mixed-Mode S-Parameters

Vector Voltmeter

Applications:

Over-the-Air LTE FDD

5G NR

Over-the-Air LTE FDD

Bandwidth:

40 MHz

Bandwidth Options:

10 MHz

40 MHz

Cable and Antenna Analyzer:

Yes - Optional

Maximum Frequency:

10 GHz

Measurement Functions:

Network analysis

Spectrum analysis

Cable and antenna tester

Minimum Frequency:

3 kHz

Number of Built-In Ports:

Number of Internal Sources:

Phase Noise @1 GHz (30 kHz offset):

-114 dBc/Hz

SA Start Frequency:

3 kHz

Standard Attenuator Range:

0 to 40 dB

Standard Attenuator Step:

5 dB/step

System Dynamic Range:

>104 dBc

TOI @1 GHz (3rd Order Intercept):

+10 dBm

Trace Noise:

0.0011 dB @ 1 GHz

VNA Series:

FieldFox

VNA Type:

Handheld

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.

N9912C FieldFox Handheld Software