Original poster: "Dr. Resonance by way of Terry Fritz <teslalist-at-qwest-dot-net>" <resonance-at-jvlnet-dot-com> There is a very good chance that you have damaged the magnet wire insulation with the paint thinner. It removes polyurethane and also the magnet wire insulating coating. It will be interesting to see what happens when you power it up again. Dr. Resonance