![Keysight Fieldfox Handheld Analyzers](/userfiles/images/brand/keysight/key-fieldfox-emi-ecal-relaunch-lp2-2022.jpg)
FieldFox Handheld RF and Microwave Analyzers
The most integrated handheld RF and microwave analyzers in the field
FieldFox handheld analyzers give you rugged performance, delivering benchtop-quality measurements on-the-go—even in harsh environments. The sealed, weather resistant design stands up to the field without making performance compromises. Working with FieldFox is so intuitive, novice users quickly become experts.
- Save time and ensure consistent results by automating routine tasks for basic spectrum analysis
- Up to 100 MHz of analysis bandwidth makes 5G field test a reality (FieldFox B Models)
- Capture the smallest interfering signals with wide-band, real-time measurements (RTSA)
- Measure with confidence from 4 to 50 GHz
- Withstands your toughest working environments - rugged enough to meet MIL-specs
Upgrade your FieldFox
![](/userfiles/images/brand/testequity/rule-orange-150x6.jpg)
TestEquity keeps a wide variety of Keysight FieldFox of upgrades, options, and accessories in stock and ready to ship.
View More Accessories![Keysight N9910X & N9911X](/userfiles/images/brand/techni-tool/orange%20arrow.png)
Calibrate your FieldFox
![](/userfiles/images/brand/testequity/rule-orange-150x6.jpg)
Keysight takes the guesswork out of calibrating your FieldFox so you can always trust your measurements.
View FieldFox Calibration Kits![Keysight FieldFox Calibration Kits](/userfiles/images/brand/techni-tool/orange%20arrow.png)
FieldFox A Series
Max. Analysis BW = 10MHz
Model | Max. Freq. | Unit Type | CAT Analyzer | SA | VNA |
---|---|---|---|---|---|
N9913A Buy Now ![]() |
4 GHz | Combo Analyzer | Yes | Optional | Optional |
N9914A Buy Now ![]() |
6.5 GHz | Combo Analyzer | Yes | Optional | Optional |
N9915A Buy Now ![]() |
9 GHz | Combo Analyzer | Yes | Optional | Optional |
N9916A Buy Now ![]() |
14 GHz | Combo Analyzer | Yes | Optional | Optional |
N9917A Buy Now ![]() |
18 GHz | Combo Analyzer | Yes | Optional | Optional |
N9918A Buy Now ![]() |
26.5 GHz | Combo Analyzer | Yes | Optional | Optional |
N9950A Buy Now ![]() |
32 GHz | Combo Analyzer | Yes | Optional | Optional |
N9951A Buy Now ![]() |
44 GHz | Combo Analyzer | Yes | Optional | Optional |
N9952A Buy Now ![]() |
50 GHz | Combo Analyzer | Yes | Optional | Optional |
N9935A Buy Now ![]() |
9 GHz | Spectrum Analyzer | No | Yes | No |
N9936A Buy Now ![]() |
14 GHz | Spectrum Analyzer | No | Yes | No |
N9937A Buy Now ![]() |
18 GHz | Spectrum Analyzer | No | Yes | No |
N9938A Buy Now ![]() |
26.5 GHz | Spectrum Analyzer | No | Yes | No |
N9960A Buy Now ![]() |
32 GHz | Spectrum Analyzer | No | Yes | No |
N9961A Buy Now ![]() |
44 GHz | Spectrum Analyzer | No | Yes | No |
N9962A Buy Now ![]() |
50 GHz | Spectrum Analyzer | No | Yes | No |
N9923A-104 Buy Now ![]() N9923A-106 Buy Now ![]() |
4 GHz 6 GHz |
VNA | Optional | No | Yes |
N9925A Buy Now ![]() |
9 GHz | VNA | Optional | No | Yes |
N9926A Buy Now ![]() |
14 GHz | VNA | Optional | No | Yes |
N9927A Buy Now ![]() |
18 GHz | VNA | Optional | No | Yes |
N9928A Buy Now ![]() |
26.5 GHz | VNA | Optional | No | Yes |
N9912A-104 Buy Now ![]() N9912A-106 Buy Now ![]() |
4 GHz 6 GHz |
Combo Analyzer | Yes | Optional | Optional |
FieldFox B Series
Max. Analysis BW = 100MHz
Model | Max. Freq. | Unit Type | CAT Analyzer | SA | VNA |
---|---|---|---|---|---|
N9913B Buy Now ![]() |
4 GHz | Combo Analyzer | Yes | Optional | Optional |
N9914B Buy Now ![]() |
6.5 GHz | Combo Analyzer | Yes | Optional | Optional |
N9915B Buy Now ![]() |
9 GHz | Combo Analyzer | Yes | Optional | Optional |
N9916B Buy Now ![]() |
14 GHz | Combo Analyzer | Yes | Optional | Optional |
N9917B Buy Now ![]() |
18 GHz | Combo Analyzer | Yes | Optional | Optional |
N9918B Buy Now ![]() |
26.5 GHz | Combo Analyzer | Yes | Optional | Optional |
N9933B Buy Now ![]() |
4 GHz | Spectrum Analyzer | No | Yes | No |
N9934B Buy Now ![]() |
6.5 GHz | Spectrum Analyzer | No | Yes | No |
N9935B Buy Now ![]() |
9 GHz | Spectrum Analyzer | No | Yes | No |
N9936B Buy Now ![]() |
14 GHz | Spectrum Analyzer | No | Yes | No |
N9937B Buy Now ![]() |
18 GHz | Spectrum Analyzer | No | Yes | No |
N9938B Buy Now ![]() |
26.5 GHz | Spectrum Analyzer | No | Yes | No |
N9950B Buy Now ![]() |
32 GHz | Combo Analyzer | Yes | Optional | Optional |
N9951B Buy Now ![]() |
44 GHz | Combo Analyzer | Yes | Optional | Optional |
N9952B Buy Now ![]() |
50 GHz | Combo Analyzer | Yes | Optional | Optional |
N9953B Buy Now ![]() |
54 GHz | Combo Analyzer | Yes | Optional | Optional |
N9960B Buy Now ![]() |
32 GHz | Spectrum Analyzer | No | Yes | No |
N9961B Buy Now ![]() |
44 GHz | Spectrum Analyzer | No | Yes | No |
N9962B Buy Now ![]() |
50 GHz | Spectrum Analyzer | No | Yes | No |
N9963B Buy Now ![]() |
54 GHz | Spectrum Analyzer | No | Yes | No |
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