The WRCT16-761-763-773-775-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 763 to 773 MHz, Bandwidth 10 MHz, Insertion Loss 1 to 2 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT16-761-763-773-775-50 can be seen below.