The WBCDB3-1478.5-1501-1506-1528.5-40 from Wainwright Instruments is a Band Pass Filter with Frequency 1.501 to 1.506 GHz, Bandwidth 5 MHz, Center Frequency 1.5035 GHz, Insertion Loss 0.8 to 1 dB, Rejection 40 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCDB3-1478.5-1501-1506-1528.5-40 can be seen below.