The WBCGV6-1815-1835-1850-1870-40-1 from Wainwright Instruments is a Band Pass Filter with Frequency 1.835 to 1.85 GHz, Bandwidth 15 MHz, Center Frequency 1.8425 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-1815-1835-1850-1870-40-1 can be seen below.