The WRCT8-771.5-775.5-785.5-789.5-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 775.5 to 785.5 MHz, Bandwidth 10 MHz, Insertion Loss 0.6 to 1 dB, Rejection 40 dB, VSWR 1.43:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT8-771.5-775.5-785.5-789.5-40-2 can be seen below.