The WDCGV12+12-1850-1910/1930-1990-75-4 from Wainwright Instruments is a Diplexer with Frequency f1 1.85 to 1.91 GHz, Frequency f2 1.93 to 1.99 GHz, Power 100 W, Attenuation 75 dB, Attenuation f1 75 dB. Tags: Module with Connectors. More details for WDCGV12+12-1850-1910/1930-1990-75-4 can be seen below.