The WRCT40-1791.7-1792.5-1797.5-1798.3-50-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7925 to 1.7975 GHz, Bandwidth 5 MHz, Insertion Loss 3.5 to 6.5 dB, Rejection 50 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT40-1791.7-1792.5-1797.5-1798.3-50-1 can be seen below.