With some capacitors you can build a voltage multiplicator
https://en.wikipedia.org/wiki/Voltage_multiplier
Yeah, I remember one of these my brother cooked up to power a He-Ne laser tube way back when... It was lots of fun to apply to other off-label experiments too.
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Yeah, I remember one of these my brother cooked up to power a He-Ne laser tube way back when... It was lots of fun to apply to other off-label experiments too.