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Make a High Voltage Plasma Arc Speaker
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Make a High Voltage Plasma Arc Speaker

MAKE - John Iovine

What do the world’s most expensive speakers, the sun, and lamps from the 1890s have in common? Plasma, the fourth state of matter, of course! After building this little plasma arc speaker, you’ll be able to hear your favorite jams played directly from the vibrating plasma of an electric arc. Plasma …

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