The WBCGV6-1810-1830-1855-1875-40 from Wainwright Instruments is a Band Pass Filter with Frequency 1.83 to 1.855 GHz, Bandwidth 25 MHz, Center Frequency 1.8425 GHz, Insertion Loss 1 to 1.5 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-1810-1830-1855-1875-40 can be seen below.