The WBCGV12-1942.5-1952.5-1967.5-1977.5-50-3 from Wainwright Instruments is a Band Pass Filter with Frequency 1.9525 to 1.9675 GHz, Bandwidth 15 MHz, Center Frequency 1.96 GHz, Insertion Loss 4.25 to 5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1942.5-1952.5-1967.5-1977.5-50-3 can be seen below.