Add a voltage source to the port of the bent dipole.
On the Source/Load tab, in the
Sources on Ports group, click the Voltage Source icon.
On the Add Voltage Source dialog, use the default
settings.
Click Create to create the voltage source and to
close the dialog.
Note: The Configuration tab was
selected automatically when you defined the voltage source. You may also add
sources, loads and set the frequency from here.