The WRCGV8-1852.5-1872.5-1892.5-1912.5-60-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.8725 to 1.8925 GHz, Bandwidth 20 MHz, Insertion Loss 0.75 to 1 dB, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-1852.5-1872.5-1892.5-1912.5-60-3 can be seen below.