The WHK10-80-90-60-1500-20 from Wainwright Instruments is a RF High Pass Filter with Frequency 80 / 90 MHz to 1.5 GHz, Insertion Loss 1.3 to 3.2 dB, Power 20 W, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WHK10-80-90-60-1500-20 can be seen below.