The WRCGV6-755.5-761.5-771.5-777.5-25-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 761.5 to 771.5 MHz, Bandwidth 10 MHz, Insertion Loss 0.65 to 1 dB, Rejection 25 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-755.5-761.5-771.5-777.5-25-2 can be seen below.