The WHW2-19500-20000-40-36000-30 from Wainwright Instruments is a RF High Pass Filter with Frequency 19.5 / 20 GHz to 36 GHz, Insertion Loss 0.5 to 0.75 dB, Power 30 W, Rejection 40 dB, VSWR 1.67:1. Tags: Module with Connectors. More details for WHW2-19500-20000-40-36000-30 can be seen below.