The WRCGV6-771-777-787-793-25-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 777 to 787 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 WRCGV6-771-777-787-793-25-1 can be seen below.