Keysight handheld spectrum analyzers include Fieldfox handheld RF and microwave analyzer models.
The world’s most advanced handheld signal analyzer—fully software-defined and built with enhanced security to protect your mission-critical data up to 44 GHz.
| VNA capabilities | Yes – optional |
| Maximum frequency | 44 GHz |
| Maximum IQ streaming bandwidth | 120 MHz |
| Maximum analysis bandwidth | 120 MHz |
Identify interference, verify signal coverage, optimize performance, and use gapless IQ data for spectrum monitoring, demodulation, and 5G NR quality metrics.
Perform in-depth troubleshooting and maintenance for RF cables and antennas, identifying faults with time-domain reflectometry and measuring S-parameters.
Make accurate, user-definable channel power measurements with the built-in power meter. Pair with an external USB peak power sensor to efficiently characterize pulsed RF signals.
Generate analog modulations and user-defined pulse sequences with the built-in pulse signal generator.
| VNA capabilities | Yes – optional, No |
| Maximum frequency | 10 GHz to 54 GHz |
| Maximum analysis bandwidth | 40 MHz to 120 MHz |
| Maximum IQ streaming bandwidth | 1 MHz to 120 MHz |
The world’s most advanced handheld signal analyzer—fully software-defined and built with enhanced security to protect your mission-critical data up to 44 GHz.
Capture, Analyze, and Act on Wideband Signals
AC/DC adapter
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