The MDC3228-6 from Preferred Power Products (P3) is a Dual Directional Coupler with Coupling 6 dB, Coupling Variation ±1.25 dB, Frequency 7.5 to 16 GHz, Peak Power 2 kW, Average Power 5 W. Tags: Module with Connectors. More details for MDC3228-6 can be seen below.