The WRCGV6-718-728-746-756-25-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 728 to 746 MHz, Insertion Loss 0.65 to 1 dB, Rejection 25 dB, VSWR 1.50:1, Center Frequency 737 MHz. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-718-728-746-756-25-1 can be seen below.