The WRCGV16-1739.9-1749.9-1784.9-1794.9-70 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7499 to 1.7849 GHz, Bandwidth 35 MHz, Insertion Loss 1.25 to 3 dB, Rejection 70 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV16-1739.9-1749.9-1784.9-1794.9-70 can be seen below.