Tesla coils are awesome. But if you’ve ever built one, you know how tedious winding the secondary coil is. So [Krux] decided to build a machine to do it for him. He’s currently working on his ...

I have a pile of vintage electro therapy devices some are in essence hand held tesla coils. I often do shows with the gear and allow people to try out some of the various devices that operate from ...

Small Tesla coil designed for use by medical profession, 1897 Visit Life and Legacy to get the full story behind the Tesla coil. View Tesla coil patent 454,622 .

We’ve gone full-nerd with high-voltage experimentation—bringing together a laser bazooka and a Tesla coil gun to see which ...

My fondest Tesla coil memories began as wee tod playing Command & Conquer: Red Alert. I would build chains of these things to fry every oncoming Russian infantry unit. Here’s a handy step-by ...

How Tesla coils generate high-voltage electrical fields. (Image credit: by Ross Toro, Infographics Artist) How it works. The power source is hooked up to the primary coil.

Tesla’s coil is a transformer that resembles a coil-topped mushroom and emits a lightning storm of electrical arcs, accompanied by the roaring sizzle of electricity.

The Tesla coil was invented by Nikola Tesla. It goes without saying not to try this at home, with even the similar woodwork technique of fractal wood burning getting a bad wrap for its danger risks.

The really large Tesla coils like the one in Colorado Springs, had a third stage of voltage boost which increased the final output to between 10 to 25 MV! Figure 3: The classic Tesla coil schematic ...

In 1891, Nikola Tesla built a machine that could fire bolts of electricity through the air. His Tesla Coil became a symbol of wireless power—and raw electrical beauty.

Tesla invented his coil to do things like light up fluorescent bulbs without any connecting wires, but ArcAttack's coils feature a slightly more modern design, making use of some components that ...