The WRCGV8-1722.5-1732.5-1762.5-1772.5-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7325 to 1.7625 GHz, Bandwidth 30 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 WRCGV8-1722.5-1732.5-1762.5-1772.5-40-1 can be seen below.