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Comment: For the maximum secondary voltage, the primary has to ring. This makes it very hard to …
Comment: With this tuned right I have pulled over two inches from a standard car coil. You need …
Comment: you could drive the coil with a transistor or MOSFET, but It would be easy to blow out …
Comment: Why does everyone think that Tesla only made air core transformers? The great one had a…
Comment: You could,but I like the raw, ragged chatter of the mechanical relay oscillator. (it's …