Anonymous Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
N9912A
Keysight N9912A, 2 MHz to 6 GHz, FieldFox Handheld RF Analyzer
Actual item may vary if no part number is provided on quote request.
✔ 2 Year Warranty Included
✔ Free Domestic Ground Shipping
✔ NIST Calibration Available
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Carol Zimme**** Verified Buyer
" Very responsive and helpful, competitive pricing. Good source! "
July 2025
Andrew Gar**** Verified Buyer
" Amazing to work with and had my order within 1 week after purchasing with all NI certs and data that were needed. "
March 2025
Said Sai**** Verified Buyer
" Competent contact for highly specialized components. The support team is very knowledgeable. Many thanks for the help and the fast shipping! "
January 2025
Bob C**** Verified Buyer
" Jason was able to get our emergency situation taken care of quickly and professionally. "
May 2025
Gregg Flecki**** Verified Buyer
" Great service and great products. This is my 2nd time using Apex Waves, truly impressed. "
January 2025
Keysight/Agilent N9912A Handheld RF Analyzer
The Keysight N9912A FieldFox Handheld RF Analyzer is a battery-powered hand-portable device to deliver wireless network installation work, service work, and industrial automation needs. It combines a suite of RF measurement functionality into a hardened device that works between 2 MHz to 6 GHz (can be extended to 4 GHz) with a separate optional spectrum analysis down to 100 kHz. Standard functionalities include cable and antenna testing (CAT), vector network analysis (VNA), distance-to-fault (DTF) detection, and one-port cable loss measurements, while optional upgrades add spectrum analysis, true average power sensing via USB, and transmission/reflection network analysis.
This analyzer is best applied to the field environment by enabling concurrent measurement of DTF and return loss with a single sweep to allow fast cable fault and system performance decline to be easily identified. QuickCal built-in eliminates the need to transport external calibration kits to ease the process of field calibration, while CalReady enables ready testing port status at the preset state or at the time of powering up. Engineers are greeted with a purpose-driven interface that reflects normal field practice to ease setup.
The N9912A offers 1001 measurements with a 96 dB dynamic range measurement in spectrum analysis mode to sense very weak signals in a very noisy environment. Its transflective screen with light (6.2 lb), compact body is user-friendly in harsh environments per MIL-PRF-28800F humidity tolerance requirements, temperature tolerance requirements, and waterproof requirements. Automatic interpolation with broad frequency range calibration eliminates the need to re-calibrate while changing frequency range measurements or measurement points. Applications span base station maintenance, RF cable validation, fault location in transmission lines, and power measurement using USB-connected sensors. The VNA mode provides S11/S21 parameters, phase analysis, and Smith Chart displays, while the optional built-in preamplifier boosts sensitivity for low-level signal detection. FieldFox’s sweep speed exceeds traditional handheld testers by over 50%, accelerating troubleshooting workflows. Connectivity features include data transfer tools and backlit keys for low-light operation, ensuring adaptability across diverse field scenarios.
By combining multi-functional capabilities with portability and accuracy, the N9912A offers telecom technicians and industrial automation engineers field effectiveness by bringing laboratory-quality performance to the solution of complex RF problems in a deployable configuration.
| Model | N9912A |
|---|---|
| Part Type | Handheld RF Analyzer |
| Frequency Range | 2 MHz to 6 GHz (upgradeable from 4 GHz); Spectrum Analyzer: 100 kHz to 6 GHz |
| Measurement Capabilities | Cable & Antenna Test (CAT), Vector Network Analysis (VNA), Distance-to-Fault (DTF), Spectrum Analysis (optional), Power Measurement |
| Dynamic Range | 96 dB (Spectrum Analyzer Mode) |
| Calibration Features | Integrated QuickCal, CalReady, Broadband Calibration with Automatic Interpolation |
| Sweep Speed | Over 50% faster than traditional handheld RF analyzers |
| Display Resolution | 1001 data points (Spectrum Analyzer Mode) |
| Weight | 6.2 lbs (2.8 kg) |
| Environmental Compliance | MIL-PRF-28800F (humidity, temperature, and water resistance) |
| Manufacturer | Keysight |
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