The WRCTF12+9-935.5-937.5-947.5-949.5-80-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 937.5 to 947.5 MHz, Bandwidth 10 MHz, Insertion Loss 1.5 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTF12+9-935.5-937.5-947.5-949.5-80-3 can be seen below.