The WRCFV8-442-450-468-476-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 450 to 468 MHz, Bandwidth 18 MHz, Insertion Loss 1 to 1.75 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCFV8-442-450-468-476-50 can be seen below.