The RFDDC5M18G30N from RF-Lambda is a Coaxial Dual Directional Coupler that operates from 0.5 to 18 GHz. It has a coupling value of 30 dB, directivity of over 15 dB, and an insertion loss of under 1.1 dB. The coupler can handle 500 W of average power, and peak power up to 1 kW with a VSWR of 1.6:1. It is available in a module with N-type female connectors and can be used for military, T&M, and Wireless Infrastructure applications.