[[Image:Info_icon.png|40px]] Click here to learn more about '''[[Common_Excitation_Source_Types_in_EM.Cube#Modeling_Coupled_Ports | Modeling Coupled Ports]]'''.
 <table><tr><td> [[FileImage:FDTD56FDTD MAN15.png|thumb|380px550px|A two-port CWP transmission line segment.]] </td></tr><tr><td> [[Image:FDTD MAN16.png|thumb|480px|EM.Tempo's Lumped Load port definition dialog.]]</td></tr></table>
=== Defining Lumped Devices ===