The WRCGV14-1690-1710-1755-1775-90-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.71 to 1.755 GHz, Bandwidth 45 MHz, Insertion Loss 1 to 2.5 dB, Rejection 90 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV14-1690-1710-1755-1775-90-2 can be seen below.