In this case, it was a little Tesla coil that made decent sized arcs but wasn’t quite good enough. The result was a super-sized solid state Tesla coil with better results and room to grow.

which is used in a transformer-coupled full-wave configuration for delivering maximum power from the line input. The self-resonant bit is implemented by using a small antenna nearby the coil to ...

Novelis Inc., a producer of flat-rolled aluminum products using recycled aluminum, says it has produced an aluminum coil made entirely from 100 percent-recycled-end-of-life-automotive scrap. The ...