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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 software-enabled FieldFox configuration that best meets your needs.

  • Base model includes a signal analyzer
  • Add software-defined measurement functions according to your needs.
  • Capture elusive signals with 120 MHz of gap-free, real-time bandwidth.
  • Characterize radar pulse profiles with a portable solution.
  • Make accurate spectrum analyzer measurements without warmup.
  • Perform over-the-air measurements for 5G NR and LTE.
  • Use GPS/GNSS for geolocation and timestamping.
  • Analyze I/Q data for RF signal monitoring and analysis.
  • Carry one lightweight unit at 3.4 kg (7.4 lb).
View Technical Overview

Key Specifications

Download Data Sheet
Maximum Frequency
54 GHz
Maximum Frequency
54 GHz
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Bandwidth:
110 MHz
Maximum Analysis Bandwidth:
120 MHz
Maximum Frequency:
54 GHz
Measurement Functions:
Signal analysis
Real-time spectrum analysis
SA Start Frequency:
5 kHz
Spectrum Analyzer:
Yes - Standard
Vector Network Analyzer:
No

N9963B FieldFox Handheld Software

Configure your FieldFox handheld analyzer to meet your specific measurement needs with powerful software options engineered to deliver precise measurements in the field.

  • Carry one portable instrument that supports over 20 different measurement functions.
  • Configure as a spectrum analyzer, built-in power meter, tracking generator, and more.
  • Order software pre-installed or upgrade an existing instrument.
FieldFox Handheld Analyzer Software
PathWave Vector Signal Analysis Software

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.
Learn More About PathWave VSA
N9963B

Interested in the N9963B?

What's Included With Your Purchase

Rechargeable battery, carrying case, and charging ford for FieldFox
  • AC/DC adapter
  • Localized power cord
  • Quick Reference Guide
  • Rechargeable Li-ion battery
  • Soft carrying case with backpack and shoulder straps

Extend the Capabilities

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Featured Resources

Data Sheets 2024.04.30

FieldFox Handheld Analyzers

FieldFox Handheld Analyzers

The FieldFox datasheet update includes new B model versions.

2024.04.30

Technical Overviews 2024.04.30

FieldFox Handheld Analyzers

FieldFox Handheld Analyzers

Now there’s a rugged, dependable handheld designed to deliver precise, lab-grade measurements up to 50 GHz. Learn more about the FieldFox microwave analyzers.

2024.04.30

Product Fact Sheets 2021.03.28

FieldFox Microwave Analyzers 60B/61B/62B/63B

FieldFox Microwave Analyzers 60B/61B/62B/63B

The N996xB are newly introduced FieldFox hand-held analyzers to cover up to 54 GHz RF frequency range with the maximum of 120 MHz analysis/real-time bandwidth.

2021.03.28

Configuration Guides 2024.04.30

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50/54 GHz (B and C models)

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50/54 GHz (B and C models)

This comprehensive handheThe FieldFox handheld analyzer configuration guide provides the potential customers to correctly pick the model and options to best fit their needs in technically and economically. By adding the new information of newly introduced C-Series FieldFox handheld analyzers (Code name Earhart) configuration information, customers can make their best purchase decision on the new C-Series FieldFox and upgrading their existing C-Series FF in later days.

2024.04.30

eBooks 2023.03.16

Six Essential 5G Field Tests Using FieldFox Handheld Analyzers

Six Essential 5G Field Tests Using FieldFox Handheld Analyzers

This eBook explains the six essential 5G field tests FieldFox handheld analyzers perform. Make your 5G transformation smooth with path loss characterization, base station coverage testing, and more.

2023.03.16

White Papers 2022.11.22

Four Measurements You Can Perform on the Go

Four Measurements You Can Perform on the Go

This white paper discusses the importance of commonly made radio frequency field measurements: real-time spectrum analysis (RTSA), noise figure, over-the-air measurements (OTA), and cable and antenna test (CAT).

2022.11.22

Application Notes 2023.03.16

5G Over-the-Air Performance Measurement and Evaluation

5G Over-the-Air Performance Measurement and Evaluation

This application note discusses the challenges RF engineers face when deploying 5G on mmWave and how the FieldFox analyzer meets those challenges.

2023.03.16

White Papers 2022.11.28

Investigate Interference Issues in the Field with RTSA

Investigate Interference Issues in the Field with RTSA

5G Field Testing with FieldFox

2022.11.28

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