Keysight (Agilent) X281A

Coaxial Waveguide Adapter, Type-N (f), 8.2 to 12.4 GHz
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The Agilent X281A adapter transforms waveguide transmission line into 50-ohm coaxial line. Power can transmitted in either direction, and each adapter covers the full frequency range of its waveguide band with SWR less than 1.3.


  • Frequency Range: 8.2 - 12.4 GHz

Superior RF Performance

  • Maximum SWR: 1.25


  • Waveguide Designator: EIA WR-90 MIL-W-85/1-077
  • Flange Designator: UG-135/U MIL-F-3922/54C-008
  • Coaxial Connector: Type-N female
List of Options
910 Additional operating and service manual
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

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