The WRCGV14-1428.5-1438.5-1458.5-1468.5-80-2 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.4385 to 1.4585 GHz, Bandwidth 20 MHz, Insertion Loss 1.25 to 2.5 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV14-1428.5-1438.5-1458.5-1468.5-80-2 can be seen below.