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Hunt Down Elusive Signals and Unlock RF Secrets

Join us on an exciting and educational journey with FieldFox, the handheld spectrum analyzer, as we explore the fascinating world of spectrum analysis in our 9-part video series.

From electromagnetic interference to microwave radiation, from demodulating FM radio signals to detecting and locating interference issues, each video showcases the power of FieldFox in different applications.

Recent Episodes!

Catch Every Episode Here!

FieldFox C-Models

NEW Software-Defined Analyzer

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.

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EPISODE 1: Exploring EMI in an Anechoic Chamber

Episode 1 – Let's get amped! Join us on a high-energy field trip to the anechoic chamber and discover the power of EMI measurements! Witness the chamber's impact and see the FieldFox analyzer in action. We'll also explore the exciting world of electromagnetic waves and their impact on our daily lives.

Check Out the N9917A FieldFox Analyzer

Solution Briefs 2023.03.20

FieldFox All-in-One Pre-Compliance EMI Analyzer

FieldFox All-in-One Pre-Compliance EMI Analyzer

Keysight’s FieldFox handheld analyzer provides a comprehensive solution to measure EMI, amplitude probability distribution (APD), FFT spectrum analysis, and real-time spectrum analysis with density and spectrogram displays. It also performs vector network analysis for full, two-port S-parameter measurements. It is an ideal, handheld solution to address all EMI troubleshooting issues in the field.

2023.03.20

White Papers 2023.03.19

Innovative Use Cases for Handheld Analyzers in the Medical Field

Innovative Use Cases for Handheld Analyzers in the Medical Field

Handheld analyzers provide affordable, portable measurement capabilities. This white paper discusses the use of handheld analyzers in two unique and innovative medical applications: cancer detection and spinal cord stimulation.

2023.03.19

EPISODE 2: Channel Scanning with FieldFox

Episode 2 – Buckle up and join us on this exciting journey of FieldFox's channel scanning mode in action. Learn about channel power measurements, why they matter, and how to use a spectrum analyzer to overlay power data on GPS.

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eBooks 2023.03.13

5 Handheld Analyzer Tools for Field Testing

5 Handheld Analyzer Tools for Field Testing

Looking for a multi-purpose handheld analyzer to meet your field testing needs? Check out this eBook to learn about handheld tools for making accurate field tests.

2023.03.13

EPISODE 3: Real-Time Spectrum Analysis (RTSA)

Episode 3 – Learn how your microwave can affect your Wi-Fi and Bluetooth connectivity. In this video, we'll explore microwave radiation using the FieldFox analyzer. Discover how Real-Time Spectrum Analysis can help you catch small and intermittent signals that traditional analysis misses. We'll show you how to adjust the attenuation and pre-amplifier for a better look and what happens when a microwave oven is added to the mix.

N9918B FieldFox Handheld Analyzer

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

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

EPISODE 4: Interference Analysis on the Spectrogram

Episode 4 – Signals can run, but they can't hide. Catch elusive intermittent signals with FieldFox. This video highlights its real-time spectrum analysis and interference analysis capabilities, vital for detecting and mitigating connectivity issues in modern wireless systems. FieldFox's built-in GPS and advanced features like spectrogram and waterfall display make it an invaluable tool for telecom professionals tackling signal interference from cellular, satellite, and unlicensed devices.

Explore Our Interference Hunting Software

eBooks 2023.03.12

A Practical Guide to Locate and Mitigate Interference

A Practical Guide to Locate and Mitigate Interference

Signal hunting grows increasingly complex in today’s crowded RF spectrum environment. Here are the most common problems encountered as well as information on detecting, identifying, locating, and mitigating these problem signals.

2023.03.12

Application Notes 2023.02.23

Overcome RF and Microwave Interference Challenges

Overcome RF and Microwave Interference Challenges

Learn tips to overcome RF and microwave interference challenges and troubleshooting interference in the field with Real-Time Spectrum Analysis (RTSA).

2023.02.23

EPISODE 5: Analog Demodulation of an FM Signal

Episode 5 – The Power of Demodulation in Your Hands: Join us as we use FieldFox to demonstrate how to extract information from a carrier signal. Exploring both amplitude and frequency modulation in action. 

N9912C Software-Defined Analyzer

White Papers 2022.11.24

Analog Demodulation Measurements

Analog Demodulation Measurements

Explore the “how, what and why’s” of analog demodulation measurements. What it is, why it is useful, and tips for measuring modulated signals.

2022.11.24

White Papers 2023.03.20

Smarter Airports: Field Assurance for Airports and Air Traffic Control Systems

Smarter Airports: Field Assurance for Airports and Air Traffic Control Systems

Successful airport operation depends on numerous indispensable modern electronic devices and monitoring networks. With the rollout of 5G, service engineer teams responsible for field testing airport and air traffic control systems have to plan for a new era of smart, civil aviation. This white paper covers several monitoring systems found in the air transport industry and the field tests used to verify their performance.

2023.03.20

EPISODE 6: Microwave Face-Off

Episode 6 – The Ultimate Microwave Face-Off: Analyzing radiation, transmitting signals, and pushing boundaries. How much radiation leakage do they emit? Can they withstand our signal transmission challenge? And do they disrupt LTE signals? The answers await!

 

See All FieldFox Software

Application Notes 2023.03.20

Getting Better Measurements on the Go with a FieldFox Handheld Analyzer

Getting Better Measurements on the Go with a FieldFox Handheld Analyzer

This application note provides tips to help you make more accurate measurements in the field for cable, antenna, network analysis and spectrum analysis applications.

2023.03.20

White Papers 2022.10.13

Reduce Interference Risk in Connected Medical Devices

Reduce Interference Risk in Connected Medical Devices

This white paper highlights the importance of coexistence testing in wireless equipment and a step-by-step guide on how it can be done in the lab.

2022.10.13

EPISODE 7: Spectrum Monitoring With TDoA

Episode 7 – Discover the ultimate solution for detecting and locating interference issues in the RF spectrum with FieldFox and Keysight Spectrum Management Software (KSMS). Explore two approaches for locating interfering signals, diving into RF fingerprinting and Time Difference of Arrival (TDoA) technologies.

Spectrum Management Software

Technical Overviews 2024.01.14

Keysight Spectrum Management Software

Keysight Spectrum Management Software

Keysight Spectrum Management Software (KSMS) is a comprehensive software tool kit to modernize how frequency regulators, public and private network operators manage its frequency resource, detect, locate and mitigate interference issues, provide full stack spectrum optimization from RF to over the air analog and digital demodulation.

2024.01.14

Solution Briefs 2022.05.05

Satellite Test Solution for Field and Lab Applications

Satellite Test Solution for Field and Lab Applications

Learn how to install, maintain, and troubleshoot satellite ground stations and end-user terminals that support satellite networks. Our brief describes a portable, accurate RF satellite test solution based on the FieldFox microwave analyzer. It verifies the performance of amplifiers, frequency converters, over-the-air (OTA) signal quality, transmit power, and more.

2022.05.05

EPISODE 8: Verifying Channel Power and Adjacent Channel Power

Episode 8 – Discover the importance of verifying channel power and adjacent channel power levels in modern communication systems. Learn how to use spectrum analyzers to automatically calculate total channel power and power spectral density and the importance of adjacent channel power measurements in identifying signal interference in neighboring channels.

 

See All FieldFox Software

White Papers 2023.02.12

Four Channel Power Measurement Must-Haves for Your Field Kit

Four Channel Power Measurement Must-Haves for Your Field Kit

Modern communications systems have complex modulation formats. This white paper covers four channel power measurements you should make in the field to ensure the performance and compliance of these systems.

2023.02.12

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

EPISODE 9: Occupied Bandwidth and Spectrum Emission Masking

Episode 9 – Discover the significance of occupied bandwidth measurements and spectral emissions masking (SEM) in network verification testing. Learn how to ensure that your transmitter is operating properly and within compliance standards by identifying excess in-band and out-of-band emissions. Detect distortion and filter-shaped problems with occupied bandwidth measurements and identify failing frequency components with SEM on a handheld spectrum analyzer.

N9912C Software-Defined Analyzer

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

Learn More About FieldFox Handheld Analyzers

Explore Our Most Popular Models

View All Models

N9917A FieldFox Handheld Microwave Analyzer

N9917A FieldFox Handheld RF Analyzer

Maximum frequency: 18 GHz
Maximum bandwidth: 120 MHz
Number of built-in ports: 2

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N9918B Real Time Spectrum Analysis

N9918B FieldFox Handheld RF Analyzer

Maximum frequency: 26.5 GHz
Maximum bandwidth: 120 MHz
Number of built-in ports: 2

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N9952B

N9912C FieldFox Handheld RF Analyzer

Maximum frequency: 10 GHz
Maximum bandwidth: 40 MHz
Number of built-in ports: 2

Request a Quote

FieldFox Resources

Technical Overviews 2024.01.14

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.

2024.01.14

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

Data Sheets 2023.11.29

FieldFox Handheld Analyzers

FieldFox Handheld Analyzers

The FieldFox datasheet update includes new B model versions.

2023.11.29

Configuration Guides 2023.07.26

FieldFox Handheld Analyzers

FieldFox Handheld Analyzers

This is a configuration guide to help potential customers structure an N99xxA FieldFox to best fit their applications.

2023.07.26

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