The WHJ3-50-70-60-800-50 from Wainwright Instruments is a RF High Pass Filter with Frequency 50 / 70 MHz to 800 MHz, Insertion Loss 0.3 to 0.35 dB, Power 50 W, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WHJ3-50-70-60-800-50 can be seen below.