The WBCGV8-1519.5-1537-1547-1564.5-80 from Wainwright Instruments is a Band Pass Filter with Frequency 1.537 to 1.547 GHz, Bandwidth 10 MHz, Center Frequency 1.542 GHz, Insertion Loss 2.5 to 3 dB, Rejection 80 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV8-1519.5-1537-1547-1564.5-80 can be seen below.