The WBCTB3-743-751.5-754.5-763-30-2 from Wainwright Instruments is a Band Pass Filter with Frequency 751.5 to 754.5 MHz, Bandwidth 3 MHz, Center Frequency 753 MHz, Insertion Loss 1.25 to 1.5 dB, Rejection 30 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCTB3-743-751.5-754.5-763-30-2 can be seen below.