The WRCGV14-1739.4-1757.4-1777.4-1795.4-80 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7574 to 1.7774 GHz, Bandwidth 20 MHz, Insertion Loss 1 to 2.5 dB, Rejection 80 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV14-1739.4-1757.4-1777.4-1795.4-80 can be seen below.