The WRCGV5-743.5-750.5-755.5-762.5-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 750.5 to 755.5 MHz, Bandwidth 5 MHz, Insertion Loss 0.5 to 1.25 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-743.5-750.5-755.5-762.5-40-1 can be seen below.