The WRCTV10-426.82-433.82-434.02-441.02-50 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 433.82 to 434.02 MHz, Bandwidth 0.2 MHz, Insertion Loss 0.75 to 2.5 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTV10-426.82-433.82-434.02-441.02-50 can be seen below.