The WRCJV10-1937.5-1947.5-1962.5-1972.5-60-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.9475 to 1.9625 GHz, Bandwidth 15 MHz, Insertion Loss 1 to 2.25 dB, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCJV10-1937.5-1947.5-1962.5-1972.5-60-2 can be seen below.