The WBCGV8-1830-1850-1910-1930-40-5 from Wainwright Instruments is a Band Pass Filter with Frequency 1.85 to 1.91 GHz, Bandwidth 60 MHz, Center Frequency 1.88 GHz, Insertion Loss 1 to 1.75 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV8-1830-1850-1910-1930-40-5 can be seen below.