The WRCTG12+8-1708-1710-1770-1772-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.71 to 1.77 GHz, Bandwidth 60 MHz, Insertion Loss 2 to 5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTG12+8-1708-1710-1770-1772-40-1 can be seen below.