The WRCGV16-809-819-834-844-90-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 819 to 834 MHz, Bandwidth 15 MHz, Insertion Loss 1.5 to 2.25 dB, Rejection 90 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV16-809-819-834-844-90-1 can be seen below.