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ESA-L Series Portable Spectrum Analyzer

The ESA-L spectrum analyzers are basic, low cost analyzers with minimal options. They are reliable analyzers and offer cable TV specific options along with 75 ohm or 50 ohm tacking generators, or 75 ohm input.

The customers who have loved the ESA-L for years, or are considering it for a first time purchase will benefit from the newer analyzers in Keysight’s portfolio below.

  • X-Series signal analyzers offer the fastest speed, widest variety of options including 89600 vector signal analysis software and is available starting with the low cost CXA N9000A
  • For side by side comparison of the ESA-L and CXA X-Series signal analyzer, visit
  • For portable, field testing needs consider the N9340B
  • For the lowest entry into spectrum analysis consider the N9320B

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    • Comprehensive demodulation & vector signal analysis
    • Decode & verify MAC, RLC & RRC-layer messages across multiple radio frames
    • Cellular, wireless connectivity, aerospace, defense, general-purpose

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    • Up to 26.5 GHz
    • Base performance: essential signal characterization
    • Up to 25 MHz analysis bandwidth
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  • N9340B handheld spectrum analyzer N9340B Handheld RF Spectrum Analyzer (HSA), 3 GHz 

    N9340B Handheld RF Spectrum Analyzer (HSA), 3 GHz

    • 3 GHz
    • Spectrogram display, record, playback
    • Built-in tracking generator
    • Compliant with MIL-PRF-28800F Class 2
    • 3.2 kg or 7.0 lbs

  • N9320B RF Spectrum Analyzer Image N9320B RF Spectrum Analyzer (BSA), 9 kHz to 3 GHz 

    N9320B RF Spectrum Analyzer (BSA), 9 kHz to 3 GHz

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  • no image available 346 Noise Source Family 

    346 Noise Source Family

    This series of broadband noise sources has been designed to cover the majority of measurement applications with a range of frequencies, Excess Noise Ratio (ENR) and coaxial connector types.

  • no image available SNS Noise Source Cables 

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  • Spectrum Analyzers - Accessories Spectrum Analyzers - Accessories 

    Spectrum Analyzers - Accessories

    Mixers, pre-amplifiers, limiters, blocking capacitors, power sources, transformers, and probes for your spectrum analyzer.

ESA Series Spectrum Analyzers [Discontinued]

  • Includes products: E4401B, E4411A.