The WRCGV12-1812.5-1822.5-1862.5-1872.5-60 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.8225 to 1.8625 GHz, Bandwidth 40 MHz, Insertion Loss 1 to 2.5 dB, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-1812.5-1822.5-1862.5-1872.5-60 can be seen below.