The 75P-033 from JFW Industries is a RF Variable Attenuator with Frequency DC to 1 GHz, Attenuation Range 127 dB, Attenuation Step 1 dB, Power 1 W, Insertion Loss 2.5 dB. Tags: Module with Connectors, Programmable, Digital, Computer Controlled. More details for 75P-033 can be seen below.