The WBCGV12-1749.9-1759.9-1774.9-1784.9-50 from Wainwright Instruments is a Band Pass Filter with Frequency 1.7599 to 1.7749 GHz, Bandwidth 15 MHz, Center Frequency 1.7674 GHz, Insertion Loss 4.25 to 5 dB, Rejection 50 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV12-1749.9-1759.9-1774.9-1784.9-50 can be seen below.