The WRCGV8-1734.9-1749.9-1784.9-1799.9-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7499 to 1.7849 GHz, Bandwidth 35 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 WRCGV8-1734.9-1749.9-1784.9-1799.9-40 can be seen below.