The WRCTV10-456.9-463.9-464.1-471.1-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 463.9 to 464.1 MHz, Insertion Loss 0.75 to 2.5 dB, Rejection 50 dB, VSWR 1.50:1, Center Frequency 464 MHz. Tags: Module with Connectors, Cavity Filter. More details for WRCTV10-456.9-463.9-464.1-471.1-50 can be seen below.