The MDC3288-10 from Preferred Power Products (P3) is a Dual Directional Coupler with Coupling 10 dB, Coupling Variation ±1.25 dB, Frequency 12.4 to 18 GHz, Peak Power 1 kW, Average Power 10 W. Tags: Module with Connectors. More details for MDC3288-10 can be seen below.