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A Tesla coil is an electrical resonant transformer circuit invented by Nikola Tesla around 1891. It is used to produce high-voltage, low-current, high frequency alternating-current electricity. Source: https://en.wikipedia.org/wiki/Tesla_coil

1 vote

Tesla coil construction

Search EBay for Door-knob Capacitors. These are capacitors that are used in industrial semiconductor laser high voltage discharge systems. They are able to handle the voltages you will encounter in th …
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Why is a toroid most often used as the top load on a Tesla coil?

For the Tesla coil that I've built, I'm using a hollow metal sphere as the top (capacitive) load for the secondary circuit. But more often you'll see a hollow metal toroid used. I'm getting streamer …
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5 votes

How does this Miniature Solid State Tesla Coil work?

Your primary circuit serves as a high frequency oscillator to provide the excitation of the coil. But to get optimal response from your Tesla coil, or perhaps any response at all you need to match t …
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