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Spectrum Analyzers

See the real performance of your device with industry-leading spectrum analysis tools that help you:
  • Address evolving test needs—from unbounded in R&D to just enough in manufacturing—with diverse hardware platforms
  • Accomplish deeper troubleshooting or one-button measurements with the broadest set of application-specific software
  • Get results you can trust based on proven measurement science and a commitment to measurement integrity, whether you are optimizing your test for performance or throughput
  • Achieve greater longevity of your test assets with upgradeable analyzer features and performance
Only Keysight extends the longevity of your spectrum analyzer by enabling you to increase frequency range as your needs evolve


Make inspired connections: be ready to easily link cause and effect


Capture every signal: carry precision with you into the field


Taking the Mystique Out of Millimeter Waves & Unlocking New Insights

Compare Series/Products

Series / Products Frequency DANL @1 GHz Maximum Analysis Bandwidth Phase Noise @1 GHz (10 kHz offset) Maximum Real-Time Bandwidth
X-Series Signal Analyzers
X-Series Signal Analyzers
Most advanced benchtop signal analyzers
10 Hz to 50 GHz; Mixers to 1.1 to 50 GHz -174 dBm/Hz to -163 dBm 1 GHz -136 dBc/Hz to -114 dBc/Hz 160 MHz to 255 MHz
N9041B UXA Signal Analyzer, Multi-touch, 2 Hz to 110 GHz n/a -174 dBm 1 GHz n/a 255 MHz
N9041BM mmW Radar Testing up to 90 GHz
NEW! 		n/a -174 dBm 1 GHz n/a 255 MHz
N9041BP 5G NR/MIMO OTA Testing (out of band) up to 90 GHz
NEW! 		n/a -174 dBm 1 GHz n/a 255 MHz
N9040B UXA Signal Analyzer, Multi-touch, 2 Hz to 50 GHz n/a -174 dBm 1 GHz n/a 510 MHz
N9040BM UXA In-band 5G NR/MIMO OTA Testing up to 50 GHz
NEW! 		2 Hz to 50 GHz -174 dBm 1 GHZ n/a 510 MHz
N9040BP 5G NR FR1,FR2 Dev. Radio Conform. Test up to 50 GHz
NEW! 		2 Hz to 50 GHz -174 dBm 1 GHZ n/a 510 MHz
N9030B PXA Signal Analyzer, Multi-touch, 2 Hz to 50 GHz n/a -174 dBm n/a -136 dBc/Hz n/a
N9020B MXA Signal Analyzer, Multi-touch, 10 Hz to 50 GHz 10 Hz to 50 GHz; Mixers to 1.1 to n/a -172 dBm 160 MHz -114 dBc/Hz 160 MHz
N9010B EXA Signal Analyzer, Multi-touch, 10 Hz to 44 GHz n/a -172 dBm n/a -109 dBc/Hz n/a
N9000B CXA Signal Analyzer, Multi-touch, 9 kHz to 26.5 GHz n/a -163 dBm 25 MHz -110 dBc/Hz n/a
M9290A CXA-m PXIe Signal Analyzer, 10 Hz to 26.5 GHz n/a -163 dBm 25 MHz -110 dBc/Hz n/a
N9038A MXE EMI Receiver, 3 Hz to 44 GHz n/a -167 dBm n/a -114 dBc/Hz n/a
N9048B PXE EMI Receiver, 1 Hz to 44 GHz n/a -174 dBm/Hz n/a -114 dBc/Hz n/a
N9021B MXA Signal Analyzer, Multi-touch, 10 Hz to 50 GHz 10 Hz to 50 GHz -172 dBm/Hz 255 MHz -129 dBc/Hz n/a
expand series: 14 products
Basic Spectrum Analyzers (BSA)
Basic Spectrum Analyzers (BSA)
Value-priced, general-purpose spectrum analysis
9 kHz to 3 GHz -152 dBm to -145 dBm 1 MHz n/a n/a
N9320B RF Spectrum Analyzer (BSA), 9 kHz to 3 GHz 9 kHz to 3 GHz -145 dBm 1 MHz n/a n/a
N9322C Basic Spectrum Analyzer (BSA), 9 kHz to 7 GHz n/a -152 dBm 1 MHz n/a n/a
expand series: 2 products
FieldFox and HSA Handheld Spectrum Analyzers
FieldFox and HSA Handheld Spectrum Analyzers
Spectrum analysis for the field
n/a -163 dBm to -148 dBm 10 MHz -117 dBc/Hz to -88 dBc/Hz 10 MHz
N9912A FieldFox Handheld RF Analyzer, 4 GHz and 6 GHz n/a -148 dBm n/a -88 dBc/Hz n/a
N9913A FieldFox Handheld Microwave Analyzer, 4 GHz n/a -155 dBm 10 MHZ -111 dBc/Hz 10 MHz
N9913B FieldFox Handheld Microwave Analyzer, 4 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9914A FieldFox Handheld RF Analyzer, 6.5 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9914B FieldFox Handheld RF Analyzer, 6.5 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9915A FieldFox Handheld Microwave Analyzer, 9 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9915B FieldFox Handheld Microwave Analyzer, 9 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9916A FieldFox Handheld Microwave Analyzer, 14 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9916B FieldFox Handheld Microwave Analyzer, 14 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9917A FieldFox Handheld Microwave Analyzer, 18 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9917B FieldFox Handheld Microwave Analyzer, 18 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9918A FieldFox Handheld Microwave Analyzer, 26.5 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9918B FieldFox Handheld Microwave Analyzer, 26.5 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9933B FieldFox Handheld Microwave Spectrum Analyzer, 4 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9934B FieldFox Handheld Microwave Spectrum Analyzer, 6.5 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9935A FieldFox Handheld Microwave Spectrum Analyzer, 9 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9935B FieldFox Handheld Microwave Spectrum Analyzer, 9 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9936A FieldFox Handheld Microwave Spectrum Analyzer, 14 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9936B FieldFox Handheld Microwave Spectrum Analyzer, 14 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9937A FieldFox Handheld Microwave Spectrum Analyzer, 18 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9937B FieldFox Handheld Microwave Spectrum Analyzer, 18 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9938A FieldFox Handheld Microwave Spectrum Analyzer, 26.5 GHz n/a -155 dBm 10 MHz -111 dBc/Hz 10 MHz
N9938B FieldFox Handheld Microwave Spectrum Analyzer, 26.5 GHz n/a -163 dBm n/a -117 dBc/Hz n/a
N9950A FieldFox Handheld Microwave Analyzer, 32 GHz n/a -159 dBm n/a -111 dBc/Hz n/a
N9951A FieldFox Handheld Microwave Analyzer, 44 GHz n/a -159 dBm 10 MHz -111 dBc/Hz 10 MHz
N9952A FieldFox Handheld Microwave Analyzer, 50 GHz n/a -159 dBm 10 MHz -111 dBc/Hz 10 MHz
N9960A FieldFox Handheld Microwave Spectrum Analyzer, 32 GHz n/a -159 dBm 10 MHz -111 dBc/Hz 10 MHz
N9961A FieldFox Handheld Microwave Spectrum Analyzer, 44 GHz n/a -159 dBm 10 MHz -111 dBc/Hz 10 MHZ
N9962A FieldFox Handheld Microwave Spectrum Analyzer, 50 GHz n/a -159 dBm 10 MHz -111 dBc/Hz 10 MHz
expand series: 29 products
Audio Analyzers
Audio Analyzers
Multi-channel analog/digital audio test
n/a n/a 1.5 MHz n/a n/a
U8903B Performance Audio Analyzer n/a n/a 1.5 MHz n/a n/a
expand series: 1 product
Real-Time Spectrum Analyzers (RTSA)
Real-Time Spectrum Analyzers (RTSA)
An option for new instruments or upgrades
10 Hz to 50 GHz -172 dBm/Hz to -166 dBm 255, 510 MHz to 1 GHz -129 dBc/Hz 85 MHz to 510 MHz
N9041B-RT1 Real-Time Analysis up to 255 MHz, Basic Detection, Multi-touch n/a -171 dBm 1 GHz n/a 255 MHz
N9041B-RT2 Real-Time Analysis up to 255 MHz, Optimum Detection, Multi-touch n/a -171 dBm 1 GHz n/a 255 MHz
N9021B-RT1 Real-Time Analysis, up to 510 MHz, Basic Detection, Multi-touch n/a -172 dBm/Hz 255, 510 MHz -129 dBc/Hz n/a
N9021B-RT2 Real-time Spectrum Analysis up to 510 MHz, Optimum Detection, Multi-touch n/a -172 dBm/Hz 255, 510 MHz -129 dBc/Hz n/a
expand series: 4 products
Spectrum Monitoring and Interference Systems
Spectrum Monitoring and Interference Systems
Affordable, portable spectrum monitoring
n/a -150.8 dBm 20 MHz n/a 20 MHz
N6841A RF Sensor n/a -150.8 dBm 20 MHz n/a 20 MHz
expand series: 1 product

Software

X-Series Measurement Applications for Signal/Spectrum Analyzers
X-Series Measurement Applications for Signal/Spectrum Analyzers
  • See and understand more with ready-to-use measurements
  • Ensure proper measurements and repeatable results with built-in expertise and simplified operation
  • Available on a new instrument or as a post-purchase upgrade
PathWave Vector Signal Analysis (89600 VSA)
PathWave Vector Signal Analysis (89600 VSA)
  • Comprehensive demodulation & vector signal analysis
  • Decode & verify MAC, RLC & RRC-layer messages across multiple radio frames
  • Cellular, wireless connectivity, aerospace, defense, general-purpose
Productivity Software
Productivity Software
  • Connect and control instruments with simple to use software
  • Single and multi-instrument control and sequencing
  • Install, transport and manage licensing
  • Calibration and adjustment capability

Accessories

Smart Harmonic Mixers
Smart Harmonic Mixers
  • Auto LO amplitude adjustment to compensate cable loss
  • Vector correction data: magnitude and phase
  • Auto LO alignment at start up, Auto set default frequency and LO harmonic
  • USB plug-and play connection
Noise Sources
Noise Sources
  • Simplify measurement setup with noise sources that work with the X-Series signal analyzers
  • Improve your setup time with automatic download and storage of ENR data
  • Enhance measurement accuracy with temperature sensing capabilities
More Signal and Spectrum Analyzer Accessories
More Signal and Spectrum Analyzer Accessories
Simplify test setups and get the best possible measurement results
  • Provide high performance broadband down-conversion of millimeter-wave signals
  • Accurately measure the power of RF and microwave signals
  • Utilize the outdoor portable monitoring system, various accessory kits, probes, cables and more

* Prices for: Danmark. Prices are subject to change without notice. Prices shown are Manufacturer's Suggested Retail Prices (MSRP).