The 6814-40 from ARRA is a continuously variable attenuator that operates from 8 to 12.4 GHz. It has an attenuation range from 0 to 40 dB, an insertion loss of less than 0.5 dB and can handle up to 5 W of average input power. This attenuator is ideal for applications where attenuation can be set, then locked and left for long periods of time without movement. It is available in a module with SMA (F) connectors and is suitable for Military applications.