Keysight (Agilent) Technologies E4403B RF Spectrum Analyzers


ESA-L 9kHz-3.0GHz Spectrum Analyzer

Frequency range : 20 Hz to 50 GHz
Resolution Bandwidth : 10 Hz to 10 MHz
Noise Floor/Dynamic range : -156 dBm to 30 dBm
ESA-L 9kHz to 3.0GHz Spectrum Analyser
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As the lowest cost ESA option, these basic analyzers are ideal for cost conscious bench-top or manufacturing environments.

Replacement solutions for the ESA-L:

  • Ideal low-cost solution, the N9000A CXA signal analyzer
  • Portable solution, the Handheld Spectrum Analyzers (HSA)
  • Lower cost alternative, the N9320B spectrum analyzer

Key Specification


  • 1.1 dB overall amplitude accuracy
  • 100 Hz to 5 MHz RBW, 100 Hz to 300 Hz optional
  • 7.5 dBm TOI
  • 5 minute warm-up to guaranteed measurement accuracy

Measurement Applications

  • Narrow resolution bandwidth, 8590 series code compatibility, or 50 ohm tracking generator
  • Agilent's PowerSuite one-button power measurements included as standard 


  • Fast delivery and favorably priced
  • SCPI programming and IVI COM driver support
  • Large, high-resolution, color display

Keysight (Agilent) Technologies ESA Series Specturm Analyzers Products

ATE4401B - Signal Generator
E4402B - n/a
E4403B - ESA-L 9kHz-3.0GHz Spectrum Analyzer
E4404B - n/a
E4405B - n/a
E4406A - VSA Transmitter tester
E4407B - ESA-E Spectrum Analyzer, 9 kHz to 26.5 GHz
E4407S - n/a
E4408B - ESA-L 9kHz-26.5GHz Spectrum Analyzer
E4403B OPTIONS (66)
E4403-1AX Implied by E4403B-1AX
E4403-1DN Implied by E4403B-1DN
E4403-BAS BAS contains A4J
E4403-BTG BTG contains A4J,1DN
E4403-CORE Core - Material
E4403B-042 Gray spectrum analyzer backpack
E4403B-044 Yellow spectrum analyzer backpack
E4403B-049 Color display
E4403B-0B0 Do not include manual set
E4403B-0B1 English manual set
E4403B-0BV Service Documentation, Component Level
E4403B-0BW n/a
E4403B-1AX RS-232 and Centronics interface
E4403B-1CP Rackmount and handle kit
E4403B-1D7 50 -75 ohm minimum loss pad(s)
E4403B-1DN Tracking generator
E4403B-1DR Narrow Resolution Bandwidths
E4403B-230 BenchLink web remote control software
E4403B-290 859x programming code compatibilty
E4403B-521 No color display
E4403B-900 Power cord, United Kingdom, BS 1363/A male plug
E4403B-901 Power cord, Australia and New Zealand, AS 3112 Figure 2.1 (a) male plug
E4403B-902 Power cord, Continental Europe, CEE 7 male plug
E4403B-903 Power cord, United States and Canada (120V), NEMA 5-15P male plug
E4403B-906 Power cord, Switzerland, SEV Type 12 male plug
E4403B-912 Power cord, Denmark, SR 107-2-D male plug
E4403B-917 Power cord, India, IEC 83-B1 male plug
E4403B-918 Power cord, Japan, JIS C8303 male plug
E4403B-919 Power cord, Israel, Israel SI 32 male plug
E4403B-920 Power cord, Argentina, IRAM 2073 male plug
E4403B-921 Power cord, Chile, CEI 23-16 male plug
E4403B-922 Power cord, China, GB 1002 (figure 3) male plug
E4403B-927 Power cord, Thailand, NEMA 5-15P 250 male plug
E4403B-A4H GPIB and Centronics interface (A4H)
E4403B-A4J IF and sweep ports
E4403B-A5D 12 Vdc power cable
E4403B-A6J ANSI Z540-1-1994 Calibration
E4403B-AB0 Taiwan - Chinese localization (includes English manual set)
E4403B-AB1 Korea - Korean localization (includes English manual set)
E4403B-AB2 China - Chinese localization (includes English manual set)
E4403B-ABD Germany - German localization (includes English manual set)
E4403B-ABE Spain - Spanish localization (includes English manual set)
E4403B-ABF France - French localization (includes English manual set)
E4403B-ABJ Japan - Japanese localization (includes English manual set)
E4403B-ABZ Italy - Italian localization (includes English manual set)
E4403B-AKT Russia - Russian localization (includes English manual set)
E4403B-AMG Calibration + Uncertainties + Guardbanding (Accredited)
E4403B-AXT Add transit case
E4403B-AYT Gray soft carrying/operating case
E4403B-AYU Yellow soft carrying/operating case
E4403B-BAS Basic analyzer (A4J)
E4403B-BTG Basic analyzer with tracking generator (1DN, A4J)
E4403B-CST Custom configuration
E4403B-UK6 Commercial calibration certificate with test data
E4403B-UK9 Front panel cover
EDEL-ONLY-01 License certificate delivery - email only
PS-S10 Remote scheduled productivity assistance. Select 1 to 999 hours.
PS-S20 Startup assistance
PS-S20-01 Recommended Startup assistance
PS-T10-ESA Spectrum analyzer measurements, 1 day, H7215B-169. max 8 students on site.
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-016-3 Keysight Calibration + Uncertainties + Guardbanding - 3 years
R-50C-016-5 Keysight Calibration + Uncertainties + Guardbanding - 5 years
R-51B-001-5Z Warranty Assurance Plan - Return to Keysight - 5 years
RS232-61601 Cable, RS232, 9 pin
E4403B PRODUCT Q & A  
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