The 4484-30 from ARRA is a continuously variable attenuator that operates from 2 to 4 GHz. This 1 channel attenuator has an attenuation range of 10 dB with an accuracy of ±0.75 dB and an insertion loss of 0.5 dB. It has a mechanical dial which through which the attenuation level can be regulated. The attenuator can handle up to 50 watts of power and is available in a module with SMA or N-Type connectors.