The WRCGV8-1737.5-1757.5-1777.5-1797.5-60 from Wainwright Instruments is a Band Stop Filter with Stopband Frequency 1.7575 to 1.7775 GHz, Bandwidth 20 MHz, Insertion Loss 0.75 to 1 dB, Rejection 60 dB, VSWR 1.50:1. Tags: Module with Connectors, Cavity Filter. More details for WRCGV8-1737.5-1757.5-1777.5-1797.5-60 can be seen below.