The WBCGV6-1710-1730-1750-1770-40-1 from Wainwright Instruments is a Band Pass Filter with Frequency 1.73 to 1.75 GHz, Bandwidth 20 MHz, Center Frequency 1.74 GHz, Insertion Loss 1.5 to 2 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV6-1710-1730-1750-1770-40-1 can be seen below.