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Meet the Newest FieldFox Models

Using the FieldFox to unlock your potential in mmWave deployments up to 54 GHz and beyond.

Industry's Most Integrated Handheld Analyzer

Keysight's FieldFox family of portable analyzers come equipped to handle routine maintenance, in-depth troubleshooting, and anything in between. Choose the software-enabled Keysight FieldFox configuration that best meets your needs.

  • Get coverage up to 54 GHz with precision comparable to benchtop results.
  • Make 5G field test a reality with wide analysis bandwidth up to 120 MHz.
  • Capture small, interfering signals with wideband, real-time analysis.
  • Perform measurements with one of the lightest instruments in the industry — 30% lighter than other handheld analyzers.
  • Configure FieldFox as a cable and antenna analyzer (CAT), vector network analyzer (VNA), spectrum analyzer, or an all-in-one combination analyzer.

Never Sacrifice Capability or Portability

Field testing modern communications networks puts new demands on your equipment and requires trade-offs between capabilities and portability. With over 22 software-enabled measurement capabilities in one portable, battery-powered unit, FieldFox is the most capable handheld analyzer in the industry. Stay ahead of changing measurement requirements by upgrading your handheld analyzer in the field with convenient, user-installable license keys.

Find The Model That's Right For You

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N9914A
N9914A FieldFox Handheld RF Analyzer, 6.5 GHz 
Starting from  
A lightweight, durable, cable and antenna analyzer, spectrum analyzer, network analyzer, and more.
N9914B
N9914B FieldFox Handheld RF Analyzer, 6.5 GHz 
Starting from  
A lightweight, durable, cable and antenna analyzer, spectrum analyzer, network analyzer, and more
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Never Miss A Signal

  • Easily capture and demodulate intermittent, beam sweeping technologies used in 5G and radar systems.
  • Detect small signals once masked by stronger signals with RTSA.
  • Measure signals as narrow as 5.52 µs with 100% Probability of Intercept (POI) and full amplitude accuracy.
  • Accelerate communications system development by quickly switching to over-the-air (OTA) measurements.

Extend Your Capabilities With The Right Tools

Get more functionality out of your test instrument today by pairing it with the right accessories to improve productivity and the right PathWave design and test automation software to accelerate your product development.

Protect Your Innovation Investment

Featured Resources

Flyers 2022.05.04

FieldFox Microwave Analyzers B-Series vs. A-Series Specifications

FieldFox Microwave Analyzers B-Series vs. A-Series Specifications

This is a one-pager to compare the key specs among different models within the FieldFox family.

2022.05.04

Data Sheets 2022.05.01

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50 GHz

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50 GHz

This document is the FieldFox Data Sheet

2022.05.01

Data Sheets 2022.05.05

FieldFox Handheld Analyzers

FieldFox Handheld Analyzers

FieldFox datasheet update includes new B model versions

2022.05.05

Technical Overviews 2021.10.31

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50 GHz

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50 GHz

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.

2021.10.31

Technical Overviews 2021.10.14

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50/54 GHz

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50/54 GHz

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.

2021.10.14

Configuration Guides 2022.03.04

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50/54 GHz

FieldFox Handheld Analyzers 4/6.5/9/14/18/26.5/32/44/50/54 GHz

This comprehensive handheld analyzer is here to meet your measurement needs, delivering measurement precision whenever and wherever you need it. Carry the precision of our next generation microwave model, that delivers breakthrough performance and a customer focused design to help drive your innovation.

2022.03.04

eBooks 2021.03.12

Six Essential 5G Field Tests Using FieldFox Handheld Analyzers

Six Essential 5G Field Tests Using FieldFox Handheld Analyzers

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

2021.03.12

White Papers 2019.11.05

Investigate Interference Issues in the Field with RTSA

Investigate Interference Issues in the Field with RTSA

Interference is everywhere, no matter the network you're operating on. This white paper discusses common sources of interference, where traditional spectrum analysis falls short, and how RTSA aids in detecting interference.

2019.11.05

View All Resources

View All Resources

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