The WRCD20-1464.5-1466.5-1481.5-1483.5-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.4665 to 1.4815 GHz, Bandwidth 15 MHz, Insertion Loss 2.25 to 3.5 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCD20-1464.5-1466.5-1481.5-1483.5-40 can be seen below.