The WHJ7-45-50-60-650-50 from Wainwright Instruments is a RF High Pass Filter with Frequency 45 / 50 MHz to 650 MHz, Insertion Loss 0.9 to 1.45 dB, Power 50 W, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WHJ7-45-50-60-650-50 can be seen below.