The WRCGV8-742.5-750.5-755.5-763.5-80-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 750.5 to 755.5 MHz, Bandwidth 5 MHz, Insertion Loss 0.75 to 2 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-742.5-750.5-755.5-763.5-80-1 can be seen below.