The WRCGV14-1730-1750-1785-1805-90 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.75 to 1.785 GHz, Bandwidth 35 MHz, Insertion Loss 1 to 2.5 dB, Rejection 90 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV14-1730-1750-1785-1805-90 can be seen below.