The WBCGV5-1852.5-1872.5-1892.5-1912.5-40-1 from Wainwright Instruments is a Band Pass Filter with Frequency 1.8725 to 1.8925 GHz, Bandwidth 20 MHz, Center Frequency 1.8825 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV5-1852.5-1872.5-1892.5-1912.5-40-1 can be seen below.