The WRCJV8-1920-1930-1950-1960-40-1 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.93 to 1.95 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 WRCJV8-1920-1930-1950-1960-40-1 can be seen below.