The WRCJV8-1794.9-1804.9-1824.9-1834.9-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.8049 to 1.8249 GHz, Bandwidth 20 MHz, Insertion Loss 0.75 to 1.75 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCJV8-1794.9-1804.9-1824.9-1834.9-40 can be seen below.