The XMADC50-1-4-10N from XMA Corporation is a Directional Coupler with Frequency 1 to 4 GHz, Coupling 10 dB, Directivity 20 dB, Average Power 50 W, Insertion Loss 1 dB. Tags: Module with Connectors. More details for XMADC50-1-4-10N can be seen below.