Highlights

Analyze Anywhere with FieldFox Portable Analyzer 

Unleash your analysis potential with high-performance spectrum and network analysis from 3 kHz to 4 GHz. Choose the software-defined FieldFox configuration that best meets your evolving needs.

  • Capture elusive signals with up to 120 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:

  • Base model: cable and antenna tester (CAT)
  • AC/DC adapter
  • Localized power cord
  • Rechargeable Li-ion battery
  • Soft carrying case with backpack and shoulder straps
  • Quick Reference Guide

Key Specifications

Number of Built-In Ports
2
Maximum Frequency
4 GHz
Number of Internal Sources
1
VNA Series
FieldFox
VNA Type
Handheld
Number of Built-In Ports
Maximum Frequency
Number of Internal Sources
VNA Series
VNA Type
2
4 GHz
1
FieldFox
Handheld
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Additional CAT/VNA Based Features:
Mixed-Mode S-Parameters
Vector Voltmeter
Applications:
n/a
Bandwidth:
120 MHz
Bandwidth Options:
10 MHz
40 MHz
120 MHz
Best Speed at 1001 Point, 1 Sweep:
200 µs
Cable and Antenna Analyzer:
Yes - Standard
DANL @1 GHz:
-164 dBm
Form Factor:
Handheld
Max. Bandwidth:
120 MHz
Maximum Analysis Bandwidth:
120 MHz
Maximum Bandwidth:
120 MHz
Maximum Frequency:
4 GHz
Maximum Real Time Bandwidth:
120 MHz
Measurement Functions:
Network analysis
Spectrum analysis
Cable and antenna tester
Minimum Frequency:
n/a
Number of Built-In Ports:
2
Number of Internal Sources:
1
Output Power:
7 dBm @ 1 GHz
Overall Amplitude Accuracy:
±0.20 dB
Phase Noise @1 GHz (1 MHz offset):
-124 dBc/Hz
Phase Noise @1 GHz (10 kHz offset):
-112 dBc/Hz
Phase Noise @1 GHz (30 kHz offset):
-113 dBc/Hz
SA Start Frequency:
3 kHz
Spectrum Analyzer:
n/a
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
Type:
Vector Network Analyzer
Cable & Antenna Analyzer
Spectrum Analyzer
VNA Series:
FieldFox
VNA Type:
Handheld

N9913C 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 N9913C?

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