The WRCGV6-827-830-833-836-35 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 830 to 833 MHz, Bandwidth 3 MHz, Insertion Loss 0.65 to 1.5 dB, Rejection 35 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-827-830-833-836-35 can be seen below.