The HA30-1-6 from MCLI is a RF Variable Attenuator with Frequency 500 MHz to 1 GHz, Attenuation Range 6 dB, Power 30 W, Peak Power 66.99 dBm, Insertion Loss 0.5 dB. Tags: Module with Connectors, Continuously Variable, Rotary. More details for HA30-1-6 can be seen below.