Tesla coils are one of those builds that capture the interest of almost anybody passing by. For the naïve constructor, they look simple enough, but they can be finicky beasts—beasts that can bite if ...

We’ve all seen a million videos online with singing Tesla coils doing their thang. [Zach Armstrong] wasn’t content to just watch, though. He went out and built one himself! Even better, he’s built a ...

Low-voltage designs with rails in the single digits get a lot of attention these days, for reasons I don’t need to detail to this audience. Still, there are many situations where rails at hundreds of ...