The WRCD5-1746.7-1747.4-1747.6-1748.3-40 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7474 to 1.7476 GHz, Bandwidth 0.2 MHz, Insertion Loss 0.75 to 4 dB, Rejection 40 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCD5-1746.7-1747.4-1747.6-1748.3-40 can be seen below.