The WRCGV5-1777.5-1852.5-1872.5-1947.5-70 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.8525 to 1.8725 GHz, Bandwidth 20 MHz, Insertion Loss 0.4 to 0.5 dB, Rejection 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-1777.5-1852.5-1872.5-1947.5-70 can be seen below.