The WRCGV12-2022.5-2037.5-2052.5-2067.5-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 2.0375 to 2.0525 GHz, Bandwidth 15 MHz, Insertion Loss 1 to 2 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV12-2022.5-2037.5-2052.5-2067.5-80 can be seen below.