The WRCGV8-1927.5-1942.5-1957.5-1972.5-40-3 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.9425 to 1.9575 GHz, Bandwidth 15 MHz, Insertion Loss 0.65 to 0.75 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-1927.5-1942.5-1957.5-1972.5-40-3 can be seen below.