The CA5-30 from MCLI is a RF Variable Attenuator with Frequency 7.2 to 7.8 GHz, Attenuation Range 30 dB, Attenuation Accuracy 0.5 dB, Power 7 W, Peak Power 64.77 dBm. Tags: Module with Connectors, Continuously Variable, Rotary. More details for CA5-30 can be seen below.