This is a unique coilgun being hand cranked and portable. It is driven by a hand generator (magneto) from an old telephone handset in the original box .
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Can Crusher 4 using a pulse capacitor bank rated up to 10 kJ. Time to get serious! My big caps have arrived. Total stored energy with all charged to capacity is 10 + 10 + 8 = 28 kJ.
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A simple Franklin Bells set up using high voltage from an (old style) CRT TV screen.
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Ok, I reckon that there is not enough ingenuity and resourcefulness going on in budget coiling these days.
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This is an unusual experiment which is very simple and is detailed here. Basically two aluminium electrodes in a sodium bicarbonate solution will glow and sparkle with sufficient applied voltage. One electrode here is aluminium foil and the other is an aluminium bar.
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A solar car model for a school project.
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I was after a homemade rolled cap that would be cheap and reliable enough to use instead of the expensive MMC’s for a Tesla coil.
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A capacitor bank dumps 3 kJ of power into an iron wire for dramatic exploding wires effects.
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First done for Discovery Channel. It used 10 kJ from the capacitor bank to explode a thin (15 thou) iron wire inside a watermelon.
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My second (successful) attempt at a transverse excited atmospheric pressure (TEA) nitrogen laser and why it worked.
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