FieldFox Handheld RF and Microwave Analyzers
Measure with confidence from 4 to 50 GHz - precise measurements agree with benchtop resultsCapture every signal with real-time spectrum analysis (RTSA) up to 50 GHzWithstands your toughest working environments - rugged enough to meet MIL-specsWeighs less than alternative solutions- millimeter-wave models 30% lighter than other handheldsChoose to configure as a cable and antenna analyzers (CAT), vector network analyzers (VNA), spectrum analyzers and all-in-one combination analyzer
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Product
FieldFox Handheld RF Vector Network Analyzer
N9923A
Vector Network Analyzer
4/6 GHz max frequency Carry the world's most accurate handheld RF T/R VNA analyzer Expand capabilities with optional 2-port VNA, time-domain, vector voltmeter, cable and antenna analyzer and more Save time by simultaneously measuring all four S-parameters (S11, S21, S12, S22) with a single connection Perform accurate testing with QuickCal, full 2-port unknown thru Cal, TRL Easily measure average and puls
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 50 GHz
N9962A
Spectrum Analyzer
9 kHz to 50 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 7.1 lb. (3.2 kg)
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 32 GHz
N9960A
Spectrum Analyzer
5 kHz to 32 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 7.1 lb. (3.2 kg)
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Product
FieldFox Handheld Microwave Analyzer, 50 GHz
N9952B
Microwave Analyzer
A lightweight, durable, software-enabled cable and antenna analyzer, spectrum analyzer, network analyzer, and more.
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Product
FieldFox Handheld Microwave Analyzer, 50 GHz
N9952A
Microwave Analyzer
50 GHz max frequency Carry industry's first 50 GHz handheld W analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in a single sweep Simultaneously measure all four S-parameters Make accurate SA measurements ( 0.5 dB) without needing warm-up Easily measure average and pulse power with a USB sensor
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Product
FieldFox Handheld Microwave Analyzer, 44 GHz
N9951A
Microwave Analyzer
44 GHz max frequency Carry world's most integrated handheld W analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in a single sweep Simultaneously measure all four S-parameters Make accurate SA measurements ( 0.5 dB) without needing warm-up Easily measure average and pulse power with a USB sensor
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 18 GHz
N9937A
Spectrum Analyzer
100 kHz to 18 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 6.6 lb. (3.0 kg)
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 9 GHz
N9935B
Spectrum Analyzer
A lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld Microwave Analyzer, 18 GHz
N9917A
Microwave Analyzer
18 GHz max frequency Carry the world's most integrated handheld analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in the same sweep Simultaneously measure all four S-parameters Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Calibrate simply with QuickCal
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Product
FieldFox Handheld Microwave Analyzer, 4 GHz
N9913B
Microwave Analyzer
Keysight's FieldFox portable analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between. Choose the Keysight FieldFox configuration that best meets your needs.
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 9 GHz
N9935A
Spectrum Analyzer
100 kHz to 9 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 6.6 lb. (3.0 kg)
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Product
FieldFox Handheld Microwave Vector Network Analyzer
N9928A
Vector Network Analyzer
26.5 GHz max frequency Carry the world's most integrated handheld T/R VNA analyzer Expand your measurement flexibility with optional 2-port VNA, time-domain, vector voltmeter, cable and antenna analyzer and more Save time by simultaneously measuring all four S-parameters with a single connection Perform accurate testing with QuickCal, full 2-port unknown thru Cal, TRL Easily measure average and pulse power with a USB power sensor
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Product
FieldFox Handheld Microwave Vector Network Analyzer
N9926A
Vector Network Analyzer
14 GHz max frequency Carry the world's most integrated handheld T/R VNA analyzer Expand your measurement flexibility with optional 2-port VNA, time-domain, vector voltmeter, cable and antenna analyzer and more Save time by simultaneously measuring all four S-parameters with a single connection Perform accurate testing with QuickCal, full 2-port unknown thru Cal, TRL Easily measure average and pulse power with a USB power sensor
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 4 GHz
N9933B
Spectrum Analyzer
A lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 18 GHz
N9937B
Spectrum Analyzer
A lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld RF Analyzer, 4 GHz and 6 GHz
N9912A
Microwave Analyzer
CAT and VNA: 2 MHz to 4/6 GHzSA: 100 kHz to 4/6 GHz Carry the world's most integrated handheld RF analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional T/R VNA, spectrum analyzer, built-in power meter, and more Save time by measuring RL and DTF simultaneously in the same sweep Calibrate simply in the field with Quick Cal Easily measure average and pulse power with a USB power sensor
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Product
FieldFox Handheld Microwave Vector Network Analyzer
N9925A
Vector Network Analyzer
9 GHz max frequency Carry the world's most integrated handheld T/R VNA analyzer Expand your measurement flexibility with optional 2-port VNA, time-domain, vector voltmeter, cable and antenna analyzer and more Save time by simultaneously measuring all four S-parameters with a single connection Perform accurate testing with QuickCal, full 2-port unknown thru Cal, TRL Easily measure average and pulse power with a USB power sensor
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Product
FieldFox Handheld RF Analyzer, 6.5 GHz
N9914A
Microwave Analyzer
6.5 GHz max frequency Carry the world's most integrated handheld RF analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in the same sweep Simultaneously measure all four S-parameters Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Calibrate simply with QuickCal
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Product
FieldFox Handheld Microwave Analyzer, 9 GHz
N9915A
Microwave Analyzer
9 GHz max frequency Carry the world's most integrated handheld & micro; W analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in the same sweep Simultaneously measure all four S-parameters Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Calibrate simply with QuickCal
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Product
FieldFox Handheld Microwave Analyzer
N9913A
Microwave Analyzer
4 GHz max frequency Carry the world's most integrated handheld RF analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in the same sweep Simultaneously measure all four S-parameters Make accurate spectrum analyzer measurements ( 0.5 dB) without warm-up Calibrate simply with QuickCal Lightest all-in-one analyzer at only6.6 lb. (3.0 kg) Industry-leading 3 year warranty Every spec verified, adjustments included Lock in support & peak performance from the start
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Product
FieldFox Handheld RF Analyzer, 6.5 GHz
N9914B
Microwave Analyzer
Keysight's FieldFox portable analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between.
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Product
FieldFox Handheld Microwave Signal Analyzer, 54 GHz
N9963B
Signal Analyzer
A lightweight, durable, software-enabled, microwave signal analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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FieldFox Handheld Microwave Signal Analyzer, 50 GHz
N9962B
Signal Analyzer
A lightweight, durable, software-enabled, microwave signal analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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FieldFox Handheld Microwave Signal Analyzer, 44 GHz
N9961B
Signal Analyzer
A lightweight, durable, software-enabled, microwave signal analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld Microwave Signal Analyzer, 32 GHz
N9960B
Signal Analyzer
A lightweight, durable, software-enabled, microwave signal analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld Microwave Analyzer, 54 GHz
N9953B
Microwave Analyzer
A lightweight, durable, software-enabled cable and antenna analyzer, spectrum analyzer, network analyzer, and more.
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Product
FieldFox Handheld Microwave Analyzer, 44 GHz
N9951B
Microwave Analyzer
A lightweight, durable, software-enabled cable and antenna analyzer, spectrum analyzer, network analyzer, and more.
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Product
FieldFox Handheld Microwave Analyzer, 32 GHz
N9950B
Microwave Analyzer
A lightweight, durable, software-enabled cable and antenna analyzer, spectrum analyzer, network analyzer, and more.
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 26.5 GHz
N9938B
Spectrum Analyzer
A lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld Microwave Spectrum Analyzer, 6.5 GHz
N9934B
Spectrum Analyzer
A lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more.
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Product
FieldFox Handheld Microwave Spectrum Analyzer
N9936B
Spectrum Analyzer
A lightweight, durable, microwave spectrum analyzer, interference analyzer, distance-tracking generator, preamplifier, power meter, and more
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Product
FieldFox Handheld Microwave Analyzer, 26.5 GHz
N9918B
Microwave Analyzer
A lightweight, durable cable and antenna analyzer, spectrum analyzer, network analyzer, and more.
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Product
FieldFox Handheld Microwave Analyzer, 18 GHz
N9917B
Microwave Analyzer
Keysight's FieldFox portable analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between.
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Product
FieldFox Handheld Microwave Analyzer, 14 GHz
N9916B
Microwave Analyzer
A lightweight, durable, cable and antenna analyzer, spectrum analyzer, network analyzer, and more
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Product
FieldFox Handheld Microwave Analyzer, 9 GHz
N9915B
Microwave Analyzer
Keysight's FieldFox portable analyzers are equipped to handle your toughest working environments during routine maintenance, in-depth troubleshooting, and anything in between.
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Product
FieldFox Handheld Microwave Analyzer, 32 GHz
N9950A
Microwave Analyzer
32 GHz max frequency Carry world's most integrated handheld W analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in a single sweep Simultaneously measure all four S-parameters Make accurate SA measurements ( 0.5 dB) without needing warm-up Easily measure average and pulse power with a USB sensor
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Product
FieldFox Handheld Microwave Vector Network Analyzer
N9927A
Vector Network Analyzer
18 GHz max frequency Carry the world's most integrated handheld T/R VNA analyzer Expand your measurement flexibility with optional 2-port VNA, time-domain, vector voltmeter, cable and antenna analyzer and more Save time by simultaneously measuring all four S-parameters with a single connection Perform accurate testing with QuickCal, full 2-port unknown thru Cal, TRL Easily measure average and pulse power with a USB power sensor
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Product
FieldFox Handheld Microwave Analyzer, 26.5 GHz
N9918A
Microwave Analyzer
26.5 GHz max frequency Carry the world's most integrated handheld analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in the same sweep Simultaneously measure all four S-parameters Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Calibrate simply with QuickCal
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FieldFox Handheld Microwave Analyzer, 14 GHz
N9916A
Microwave Analyzer
14 GHz max frequency Carry the world's most integrated handheld analyzer: standard model includes cable and antenna analyzer Expand capabilities with optional VNA, spectrum analyzer, built-in power meter, vector voltmeter, and more Save time by measuring DTF and TDR in the same sweep Simultaneously measure all four S-parameters Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Calibrate simply with QuickCal
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FieldFox Handheld Microwave Spectrum Analyzer, 44 GHz
N9961A
Spectrum Analyzer
5 kHz to 44 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 7.1 lb. (3.2 kg)
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FieldFox Handheld Microwave Spectrum Analyzer, 26.5 GHz
N9938A
Spectrum Analyzer
100 kHz to 26.5 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 6.6 lb. (3.0 kg)
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FieldFox Handheld Microwave Spectrum Analyzer, 14 GHz
N9936A
Spectrum Analyzer
100 kHz to 14 GHz frequency range Expand capabilities with optional tracking generator, interference analyzer, built-in power meter, and more Make accurate spectrum analyzer measurements ( 0.5 dB) without needing warm-up Locate interfering signals using the intuitive spectrogram display and recording capability Easily measure average and pulse power with a USB power sensor, pulse measurements with time gating Lightest microwave handheld spectrum analyzer at only 6.6 lb. (3.0 kg)
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Product
FieldFox C Handheld Microwave Spectrum Analyzer, 10 GHz
N9935C
Spectrum Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth.Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup.Perform over-the-air measurements for 5G NR and LTE.Use GPS/GNSS for geolocation and timestamping.Carry one lightweight unit at 3.4 kg (7.4 lb).What's included:Base model: spectrum analyzer (SA)AC/DC adapterLocalized power cordRechargeable Li-ion batterySoft carrying case with backpack and shoulder straps
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FieldFox C Handheld Microwave Spectrum Analyzer, 4 GHz
N9933C
Spectrum Analyzer
A lightweight, durable, and software-defined spectrum analyzer Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox C Handheld Microwave Spectrum Analyzer, 6.5 GHz
N9934C
Spectrum Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox C Handheld Microwave Analyzer, 10 GHz
N9915C
Microwave Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Measure all four S-parameters simultaneously with 115 dB dynamic range. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox C Handheld Microwave Analyzer, 6.5 GHz
N9914C
Microwave Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Measure all four S-parameters simultaneously with 115 dB dynamic range. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox C Handheld RF Analyzer, 4 GHz
N9913C
Microwave Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Measure all four S-parameters simultaneously with 115 dB dynamic range. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox Handheld RF Analyzer, Up To 10 GHz
N9912C
Microwave Analyzer
Select from cable and antenna analyzer (CAT), Vector Network Analyzer (VNA), and/or Spectrum Analyzer with desired maximum frequency. Capture elusive signals with up to 40 MHz gap-free, real-time bandwidth. Measure all four S-parameters simultaneously with 115 dB dynamic range. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox C Handheld Microwave Analyzer, 6.5 GHz
N9914C
Microwave Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Measure all four S-parameters simultaneously with 115 dB dynamic range. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.
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FieldFox C Handheld RF Analyzer, 4 GHz
N9913C
RF Spectrum Analyzer
Capture elusive signals with up to 120 MHz gap-free, real-time bandwidth. Measure all four S-parameters simultaneously with 115 dB dynamic range. Make accurate spectrum analyzer measurements (± 0.3 dB) without warmup. Perform over-the-air measurements for 5G NR and LTE. Use GPS/GNSS for geolocation and timestamping.


















































