The WRCGV6-1735.5-1742.5-1747.5-1754.5-40-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7425 to 1.7475 GHz, Bandwidth 5 MHz, Insertion Loss 0.65 to 1.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV6-1735.5-1742.5-1747.5-1754.5-40-2 can be seen below.