The WRCGV5-1950-1960-1965-1975-40-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.96 to 1.965 GHz, Insertion Loss 0.5 to 1.25 dB, Rejection 40 dB, VSWR 1.50:1, Center Frequency 1.9625 GHz. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-1950-1960-1965-1975-40-3 can be seen below.