A high temperature superconductor (HTS) cable comprising at least one coil form containing a helical channel formed on an exterior surface of the coil form. The helical channel extends at least partially along an axial length of the coil and a plurality of HTS tape layers positioned within the helical channel of the coil form. And a method for operating a winding machine to produce a HTS cable comprising a plurality of coil forms containing a helical channel formed on an exterior surface of the coil form.
