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.

  • Standard model includes cable and antenna analyzer.
  • Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more.
  • Save time by measuring DTF and TDR in the same sweep.
  • Measure all four S-parameters simultaneously.
  • Make accurate spectrum analyzer measurements (± 0.5 dB) without warm-up.
  • Calibrate easily with QuickCal.
  • Use the industry's lightest all-in-one analyzer at only 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 strap
  • Quick Reference Guide

Key Specifications

Number of Built-In Ports
2 ports
Maximum Frequency
6.5 GHz
Number of Built-In Ports
Maximum Frequency
2 ports
6.5 GHz
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Additional CAT/VNA Based Features:
QuickCal (Subset)
DTF/TDR Cable Measurements
Mixed-Mode S-Parameters
Vector Voltmeter
Additional SA Based Features:
Real-Time Spectrum Analysis
Noise Figure Measurements
Over-The-Air Measurements
Built-In Power Meter
Extended Range Transmission Analysis (ERTA)
AM/FM Tune and Listen
Cable and Antenna Analysis
Field Strength Measurement
SCPI Code Compatibility
Stimulus Response
89600 VSA Software
Over-The-Air LTE FDD and 5GTF
10 MHz
Bandwidth Options:
10 MHz
Best Speed at 1001 Point, 1 Sweep:
432 us/pt
Cable and Antenna Analyzer:
Yes - Standard
DANL @1 GHz:
-155 dBm
Form Factor:
6.5 GHz
Instrument Type:
Combination Analyzer
Maximum Analysis Bandwidth:
10 MHz
Maximum Frequency:
6.5 GHz
Maximum Real-Time Bandwidth:
10 MHz
Measurement Functions:
Network analysis
Signal analysis
Cable and antenna tester
Real-time spectrum analysis
Minimum Frequency:
30 kHz
Number of Built-In Ports:
2 ports
Output Power:
Up to 1 dBm
Overall Amplitude Accuracy:
±0.35 dB
Phase Noise @1 GHz (1 MHz offset):
-113 dBc/Hz
Phase Noise @1 GHz (10 kHz offset):
-111 dBc/Hz
Phase Noise @1 GHz (30 kHz offset):
-108 dBc/Hz
Power Measurement Using USB Sensor:
CW or Swept-Frequency
RF Pulse Test with Peak Sensor
SA Start Frequency:
5 kHz
Spectrum Analyzer:
Yes - Optional
Standard Attenuator Range:
30 dB
Standard Attenuator Step:
5 dB
System Dynamic Range:
100 dB
TOI @1 GHz (3rd Order Intercept):
+15 dBm
Trace Noise:
0.004 dB rms
Vector Network Analyzer:
Yes - Optional

N9914A 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.

PathWave Vector Signal Analysis (89600 VSA) Software

  • Record signals in the field and evaluate them later using 89600 VSA.
  • Demodulate and perform comprehensive vector signal analysis to optimize your deployment.
  • Decode and verify MAC, RLC, and RRC-layer messages across multiple radio frames.
  • Analyze and troubleshoot signals in cellular, wireless-connectivity, aerospace, defense, and general-purpose applications.
PathWave Vector Signal Analysis Software
N9914A FieldFox Portable Handheld RF Analyzer

Interested in the N9914A?

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