The WBCGV12-1922.5-1932.5-1947.5-1957.5-50 from Wainwright Instruments is a Band Pass Filter with Frequency 1.9325 to 1.9475 GHz, Bandwidth 15 MHz, Center Frequency 1.94 GHz, Insertion Loss 4.25 to 5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1922.5-1932.5-1947.5-1957.5-50 can be seen below.