The WRCT16-830.5-832.5-842.5-844.5-50-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 832.5 to 842.5 MHz, Bandwidth 10 MHz, Insertion Loss 1 to 2 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT16-830.5-832.5-842.5-844.5-50-2 can be seen below.