The WRCGV16-831.5-837.5-852.5-858.5-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 837.5 to 852.5 MHz, Bandwidth 15 MHz, Insertion Loss 1.5 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV16-831.5-837.5-852.5-858.5-80 can be seen below.