Tesla Coils are always a blast to see and are relativity simple to build. While there are plenty of sites on the subject, [Michael’s] newest instructable breaks building a solid state Tesla Coil ...

But this DIY Tesla coil build might just manage to deliver on all three. Cheap? [Jay Bowles]’ Tesla coil is based on a handheld bug zapper that you can find for a couple of bucks, or borrow ...