The AV-18265 from RLC Electronics is a RF Variable Attenuator with Frequency 18.0 to 26.5 GHz, Attenuation Range 20 dB, Power 5 W, P1dB 37 dBm, Insertion Loss 0.7 dB. Tags: Module with Connectors, Continuously Variable, Rotary. More details for AV-18265 can be seen below.