The device isn’t just a cool visual either ... that collapsed when he touched the base of his recently completed Tesla coil; an indication that there was a grounding issue.

Even though Halloween was a week ago, we are still seeing plenty of cool stuff coming our way. Take for instance this Tesla coil that [JJ] sent us. He got the idea to build a coil for his ...

The device has a primary coil which passes a current onto a secondary coil, creating a high voltage and low current, which ...