The WHK10-75-80-60-1500-20 from Wainwright Instruments is a RF High Pass Filter with Frequency 75 / 80 MHz to 1.5 GHz, Insertion Loss 1.35 to 3.35 dB, Power 20 W, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WHK10-75-80-60-1500-20 can be seen below.