Keysight (Agilent) 8493B

Coaxial Fixed Attenuator, DC to 18 GHz
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The Agilent 8493B coaxial fixed attenuator provides precision attenuation, flat frequency response, low SWR over broad frequency range at a low price. The attenuator is available in nominal attenuations of 3 dB and 6 dB, also 10 dB increments from 10 dB to 30 dB. This attenuator is swept-frequency tested to ensure it meets specifications at all frequencies. Calibration points are provided on a nameplate chart attached to each unit.

Superior RF Performance

  • Frequency Range: DC to 18 GHz
  • Maximum SWR: 1.2 to 8 GHz, 1.3 to 12.4 GHz, 1.5 to 18 GHz

Power handling

  • Maximum Input Power: 2 W (average), 100 W (peak)


  • Connector: SMA male, female
List of Options
003 3 dB attenuator
006 6 dB attenuator
010 10 dB attenuator
020 20 dB attenuator
030 30 dB attenuator
890 Calibration Data
910 Additional operating and service manual
CFG001 Coaxial attenuator, dc to 18 GHz, SMA with option 010 (10 dB fixed attenuation)
R-50C-011-3 Agilent Calibration - 3 years
R-50C-011-5 Agilent Calibration - 5 years
R-50C-021-3 ANSI Z540-1-1994 Calibration - 3 years
R-50C-021-5 ANSI Z540-1-1994 Calibration - 5 years
UK6 Commercial cal. certificate w/ test data
UKS Certificate of Calibration
Documents and Downloads

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