The WHKE5-3-5-80-150-0.01 from Wainwright Instruments is a RF High Pass Filter with Frequency 3 / 5 MHz to 150 MHz, Insertion Loss 1.1 to 2 dB, Power 0.01 W, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Lumped Component Filter. More details for WHKE5-3-5-80-150-0.01 can be seen below.