The WBCGV6-1890-1910-1930-1950-40-6 from Wainwright Instruments is a Band Pass Filter with Frequency 1.91 to 1.93 GHz, Bandwidth 20 MHz, Center Frequency 1.92 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-1890-1910-1930-1950-40-6 can be seen below.