I found some hand-wound inductors that have LITZ wire ===> 2 - Large hand-wound Inductors (~5" dia X ~2.5" X-section toroid) *LITZ*-Wire strands 530uHy 0.7-ohm ~ 1/16" dia multi strand "wire". If you can use these items they are yours for the USPS shipping . . . Dick/w7wkr CN98pi