The WRCGV5-1890-1920-1980-2010-20-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.92 to 1.98 GHz, Bandwidth 60 MHz, Insertion Loss 0.5 to 0.75 dB, Rejection 20 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV5-1890-1920-1980-2010-20-2 can be seen below.