The WRCD10-1790-1792.5-1797.5-1800-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7925 to 1.7975 GHz, Bandwidth 5 MHz, Insertion Loss 1.25 to 2 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCD10-1790-1792.5-1797.5-1800-40-1 can be seen below.