The WRCT16-774-776-788-790-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 776 to 788 MHz, Bandwidth 12 MHz, Insertion Loss 1 to 1.75 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT16-774-776-788-790-40 can be seen below.