True if the method uses the American Wire Gauge (AWG).
True if the method uses round wire of a specified diameter (Diameter).
True if the method uses rectangular wire of specified dimensions (Dimensions).
True if the method uses the winding fill factor (FillFactor).
True if the method uses the Standard Wire Gauge (SWG).
True if the wire size method is not defined.
Winding wire sizing method. The value is an object, not a number: test it using is*() methods. The == operator compares object references and is unsuitable for this purpose.