The WBCDB3-1775-1793.5-1796.5-1815-30 from Wainwright Instruments is a Band Pass Filter with Frequency 1.7935 to 1.7965 GHz, Bandwidth 3 MHz, Center Frequency 1.795 GHz, Insertion Loss 1.25 to 1.5 dB, Rejection 30 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCDB3-1775-1793.5-1796.5-1815-30 can be seen below.