The D02G18G1 from Microwave Circuits is a Diplexer with Frequency f1 DC to 1.9 GHz, Frequency f2 2.1 to 18 GHz, Power 20 W, Peak Power 30 W, Attenuation 50 to 60 dBc. Tags: Module with Connectors, Lumped Component. More details for D02G18G1 can be seen below.