The LSJ-DC/18-60-5 from Leader-MW is a RF Variable Attenuator with Frequency DC to 18 GHz, Attenuation Range 0 to 60 dB, Attenuation Accuracy 3 dB, Insertion Loss 8.5 dB, Switching Time 150 nS. Tags: Module with Connectors, Rotary, Digital. More details for LSJ-DC/18-60-5 can be seen below.