The WRCGV10-1690-1710-1785-1805-45-4 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.71 to 1.785 GHz, Bandwidth 75 MHz, Insertion Loss 0.75 to 1.5 dB, Rejection 45 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV10-1690-1710-1785-1805-45-4 can be seen below.