The AV0PC4-15-75 from Narda-ATM is a RF Variable Attenuator with Frequency DC to 1 GHz, Attenuation Range 0 to 15 dB, Power 0.5 W, Insertion Loss 1 dB, Operating Temperature -24 to 70 Degree C. Tags: Module with Connectors, Continuously Variable, Rotary. More details for AV0PC4-15-75 can be seen below.