The WRCT10-1917.6-1919.2-1920.8-1922.4-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.9192 to 1.9208 GHz, Bandwidth 1.6 MHz, Insertion Loss 1.25 to 2.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCT10-1917.6-1919.2-1920.8-1922.4-40 can be seen below.