The WRCGV5-1867.5-1877.5-1882.5-1892.5-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.8775 to 1.8825 GHz, Bandwidth 5 MHz, Insertion Loss 0.5 to 1.25 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-1867.5-1877.5-1882.5-1892.5-40-1 can be seen below.