8491B Coaxial Fixed Attenuator, DC to 18 GHz

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The Keysight 8491B coaxial fixed attenuator provides precision attenuation, flat frequency response and low SWR over broad frequency ranges. The attenuator is available in nominal attenuations of 3 dB and 6 dB, as well as 10 dB increments from 10 dB to 60 dB. It has type-N connectors with a maximum frequency of 18 GHz. This attenuator is swept-frequency tested to ensure specification compliance 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)

Features

• Connector: Type-N male, female