[Teodor] writes in with a unique Tesla coil he designed and built. Unlike most Tesla coils, [Teodor]’s design is able to run with a fairly low input voltage because it doesn’t use a static ...

Tesla coils are beautiful examples of high voltage hardware, throwing sparks and teaching us about all kinds of fancy phenomena. They can also be quite intimidating to build. [William Fraser ...

The Tesla coil transforms an input voltage into brief pulses of extremely high voltages. Tesla's largest coil, built at his Colorado Springs lab in 1899, was 52 feet in diameter and generated ...