The WBCGV10-806.5-817.5-827.5-838.5-80 from Wainwright Instruments is a Band Pass Filter with Frequency 817.5 to 827.5 MHz, Bandwidth 10 MHz, Center Frequency 822.5 MHz, Insertion Loss 2.5 to 3.5 dB, Rejection 80 dB. Tags: Module with Connectors, Cavity Filter. More details for WBCGV10-806.5-817.5-827.5-838.5-80 can be seen below.