The CVA8-30/D from MCLI is a RF Variable Attenuator with Frequency 4 to 8 GHz, Attenuation Range 30 dB, Power 5 W, Peak Power 64.77 dBm, Insertion Loss 0.5 dB. Tags: Module with Connectors, Continuously Variable, Rotary. More details for CVA8-30/D can be seen below.