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Handheld Spectrum Analyzers Carry Precision Into The Field
Model: N9936DKeysight handheld spectrum analyzers include Fieldfox handheld RF and microwave analyzer models.
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FieldFox-class Handheld Signal Analyzer, 14 GHz
Rugged, all-in-one N9936D FieldFox handheld spectrum analyzer for spectrum monitoring, signal analysis, and interference hunting up to 26.5 GHz.
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VNA capabilities
No
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Maximum frequency
14 GHz
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Maximum IQ streaming bandwidth
120 MHz
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Maximum analysis bandwidth
120 MHz
Ready for a quote
Find out what's included and explore available upgrade options from Keysight.
Highlights
Capture, Analyze, and Act on Wideband Signals
FieldFox delivers all-in-one capability for spectrum monitoring, signal analysis and generation, and interference hunting — built for performance in both field and lab environments.
Measure signals from 9 kHz to 14 GHz with the Keysight N9936D FieldFox Handheld Analyzer.
- Perform spectrum analysis, pulse generation, and power measurements.
- Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth.
- Stream wideband IQ data with bandwidth up to 120 MHz.
- Make accurate spectrum analyzer measurements (±0.1 dB) without requiring instrument warm-up.
- Use the intuitive touchscreen for simplified file management.
- Carry one lightweight unit at 3.6 kg (8 lb) in a rugged, weatherproof design.
What's included:
- AC / DC adapter
- Localized power cord
- Rechargeable Li-ion battery
- Soft carrying case with backpack and shoulder straps
- Quick Reference Guide
Services and support
Innovate at speed with curated support plans and prioritized response and turn-around times.
Get predictable, lease-based subscriptions and full lifecycle management solutions—so you reach your business goals faster.
Experience elevated service as a KeysightCare subscriber to get committed technical response and more.
Ensure your test system performs to specification and meets local and global standards.
Make measurements quickly with in-house, instructor-led training, and eLearning.
Download Keysight software or update your software to the newest version.
Frequently Asked Questions
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