The AF069-20 from Narda-ATM is a RF Variable Attenuator with Frequency 26.5 to 40 GHz, Attenuation Range 20 dB, Power 7 W, Peak Power 64.77 dBm, Insertion Loss 1.50 dB. Tags: Module with Connectors, Continuously Variable, Rotary. More details for AF069-20 can be seen below.