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Spectrum Analyzers (Signal Analyzers)

See the real performance of your device with industry-leading 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 features and performance
Only Keysight extends the longevity of your 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 Maximum Analysis Bandwidth Maximum Real-Time Bandwidth DANL @1 GHz Phase Noise @1 GHz (10 kHz offset) Typical Price*
X-Series Signal Analyzers
X-Series Signal Analyzers
Most advanced benchtop signal analyzers
2 Hz to 110 GHz 25 MHz to 1 GHz 85 MHz to 510 MHz -174 dBm/Hz to -163 dBm -136 dBc/Hz to -109 dBc/Hz US$ 22,244
N9041B UXA Signal Analyzer, Multi-touch, 2 Hz to 110 GHz 2 Hz to 110 GHz 1 GHz 255 MHz -174 dBm -135 dBc/Hz n/a
N9040B UXA Signal Analyzer, Multi-touch, 2 Hz to 50 GHz 2 Hz to 50 GHz 1 GHz 510 MHz -174 dBm -136 dBc/Hz US$ 90,295
N9030B PXA Signal Analyzer, Multi-touch, 2 Hz to 50 GHz n/a 510 MHz 510 MHz -174 dBm -136 dBc/Hz n/a
N9020B MXA Signal Analyzer, Multi-touch, 10 Hz to 50 GHz 10 Hz to 50 GHz 160 MHz 160 MHz -172 dBm -114 dBc/Hz n/a
N9000B CXA Signal Analyzer, Multi-touch, 9 kHz to 26.5 GHz n/a 25 MHz n/a -163 dBm -110 dBc/Hz n/a
N9038A MXE EMI Receiver, 3 Hz to 44 GHz n/a 85 MHz 85 MHz -167 dBm -114 dBc/Hz US$ 71,358
N9048B PXE EMI Receiver, 2 Hz to 26.5 GHz n/a 40 MHz 350 MHz -174 dBm/Hz -114 dBc/Hz n/a
This series contains additional products.
expand series: 7 products


 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
 89600 VSA Software
89600 VSA Software
  • 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


 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 Spectrum and Signal Analyzer Accessories
More Spectrum and Signal 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: United States. Prices are subject to change without notice. Prices shown are Manufacturer's Suggested Retail Prices (MSRP). Prices shown are exclusive of taxes.