The WRCTG12+8-1700-1710-1755-1765-80-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.71 to 1.755 GHz, Bandwidth 45 MHz, Insertion Loss 2 to 3 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCTG12+8-1700-1710-1755-1765-80-1 can be seen below.