The WRCGV8-1720-1735-1760-1775-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.735 to 1.76 GHz, Bandwidth 25 MHz, Insertion Loss 0.75 to 1.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-1720-1735-1760-1775-40-2 can be seen below.