The WRCGV8-812-824-849-861-50-4 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 824 to 849 MHz, Bandwidth 25 MHz, Insertion Loss 0.75 to 1.5 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-812-824-849-861-50-4 can be seen below.