The WRCGV12-1905-1920-1980-1995-50-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.92 to 1.98 GHz, Insertion Loss 1 to 2 dB, Rejection 50 dB, VSWR 1.50:1, Center Frequency 1.95 GHz. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-1905-1920-1980-1995-50-3 can be seen below.