The WBCGV6-1717.5-1737.5-1757.5-1777.5-40-4 from Wainwright Instruments is a Band Pass Filter with Frequency 1.7375 to 1.7575 GHz, Bandwidth 20 MHz, Center Frequency 1.7475 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-1717.5-1737.5-1757.5-1777.5-40-4 can be seen below.