The WRCD15-1762.9-1764.9-1769.9-1771.9-45 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7649 to 1.7699 GHz, Bandwidth 5 MHz, Insertion Loss 1.75 to 3 dB, Rejection 45 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCD15-1762.9-1764.9-1769.9-1771.9-45 can be seen below.