Keysight (Agilent) Technologies N9915A Cable, Antenna & PIM Analyzers


9 GHz FieldFox Microwave Analyzer



FieldFox is equipped to handle routine maintenance, in-depth troubleshooting and anything in between. FieldFox delivers Agilent-quality measurements – wherever you need to go. Add FieldFox to your kit, and carry precision with you.

The microwave combination analyzer's base function is a cable and antenna analyzer and it can be configured to include a spectrum and network analyzer. FieldFox can be ordered with additional capabilities: power meter, independent signal generator, vector voltmeter, interference analyzer, variable DC source, built-in GPS receiver, and remote control using an iPad or iPhone.


Get precise measurements that agree with benchtop results
CalReady, QuickCal, and ECal provide accurate return loss, distance-to-fault and S-parameters
InstAlign – Unprecedented absolute amplitude accuracy across the full band, no warm-up required


Dust-free design with no fans, no vents extends instrument reliability in harsh environments
Water-resistant; withstands salty, humid environments
MIL-PRF-28800F Class 2 compliant
MIL-STD-810G, Method 511.5 Procedure I requirements for operation in explosive environments (type tested)

Key Features & Specifications

Cable and antenna analyzer (CAT), vector network analyzer (VNA)
30 kHz to 9 GHz
CAT: Distance-to-fault, return loss, cable loss
VNA dynamic range: 100 dB to 9 GHz
VNA: S11, S21, S22, S12, magnitude and phase

Spectrum analyzer
5 kHz to 9 GHz
± 0.5 dB amplitude accuracy, full band, over full temperature range of -10 to +55 °C (14 to 131 °F)
Spur-free dynamic range: = 105 dB
Full-band tracking generator

Independent source, vector voltmeter (VVM), power and pulse measurements
RF source: 30 kHz to 9 GHz, CW, CW coupled, and tracking
VVM: 30 kHz to 9 GHz, compare phase and electrical length
Average power, peak power, and pulse characterization with USB power sensors
Built-in power meter: 5 kHz to 9 GHz

Keysight (Agilent) Technologies Fieldfox Series Products

N9910X - RF and MW handheld analyzer accessories
N9912A - FieldFox RF analyzer
N9913A - 4 GHz FieldFox RF Analyzer
N9914A - 6.5 GHz FieldFox RF Analyzer
N9915A - 9 GHz FieldFox Microwave Analyzer
N9916A - 14 GHz FieldFox Microwave Analyzer
N9917A - 18 GHz FieldFox Microwave Analyzer
N9918A - 26.5 GHz FieldFox Microwave Analyzer
N9923A - FieldFox RF vector network analyzer
N9928A - 26.5 GHz FieldFox Microwave Vector Network Analyzer
N9937A - 18 GHz FieldFox Microwave Spectrum Analyzer
N9938A - 26.5 GHz FieldFox Microwave Spectrum Analyzer
N9915A OPTIONS (34)
N9915A-010 Vector network analyzer time domain
N9915A-030 Remote control capability
N9915A-0B0 Download the product manual from the Keysight website
N9915A-112 QuickCal
N9915A-208 USB power sensor measurements versus frequency
N9915A-209 Extended Range Transmission Analysis (ERTA)
N9915A-210 Vector network analyzer transmission/reflection
N9915A-211 Vector network analyzer full 2-port S-parameters
N9915A-212 1-port mixed-mode S-parameters
N9915A-215 TDR Cable Measurements
N9915A-233 Spectrum analyzer
N9915A-235 Pre-amplifier
N9915A-236 Interference analyzer and spectrogram
N9915A-238 Spectrum analyzer time gating
N9915A-302 USB power sensor support
N9915A-307 GPS receiver
N9915A-308 Vector voltmeter
N9915A-309 DC bias variable-voltage source
N9915A-310 Built-in power meter
N9915A-312 Channel scanner
N9915A-330 Pulse measurements
N9915A-350 Real-time spectrum analyzer
N9915A-355 Analog demodulation
N9915A-ABA Printed Users Guide in English
N9915A-DST Demo for indirect channel partners, fixed 9-month license
R-50C-011-10 Calibration Assurance Plan - Return to Keysight - 10 years
R-50C-011-3 Calibration Assurance Plan - Return to Keysight - 3 years
R-50C-011-5 Calibration Assurance Plan - Return to Keysight - 5 years
R-50C-011-7 Calibration Assurance Plan - Return to Keysight - 7 years
R-50C-016-3 Keysight Calibration + Uncertainties + Guardbanding - 3 years
R-50C-016-5 Keysight Calibration + Uncertainties + Guardbanding - 5 years
R-51B-001-10Z Warranty Assurance Plan - Return to Keysight - 10 years
R-51B-001-5Z Warranty Assurance Plan - Return to Keysight - 5 years
R-51B-001-7Z Warranty Assurance Plan - Return to Keysight - 7 years
N9915A PRODUCT Q & A  
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