The 50R-246 from JFW Industries is a RF Variable Attenuator with Frequency DC to 2.7 GHz, Attenuation Range 70 dB, Attenuation Step 10 dB, Power 2 W, Insertion Loss 0.6 to 0.44 dB. Tags: Module with Connectors, Rotary. More details for 50R-246 can be seen below.