The WRCT5-736.7-737.4-737.6-738.3-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 737.4 to 737.6 MHz, Bandwidth 0.2 MHz, Insertion Loss 0.5 to 2.25 dB, Rejection 40 dB, VSWR 1.43:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT5-736.7-737.4-737.6-738.3-40 can be seen below.