The ZUDC10-06183-S+ from Mini Circuits is a Directional Coupler with Frequency 6 to 18 GHz, Coupling 10 dB, Coupling Variation ±1.25 dB, Directivity 12 to 21 dB, Average Power 50 W. Tags: Module with Connectors. More details for ZUDC10-06183-S+ can be seen below.