Category Archives: demagnetizer

Degaussing Coil To Restore Gameplay Like It’s 1985

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You may think that cathode ray tube (CRT) TVs and monitors have gone the way of the dinosaur, but you’d be wrong. Many still have them for playing video games at home or in arcades, for vintage computing, and yes, even for watching television programs. [Nesmaniac] uses his TV for playing Super Mario Bros but for several years it had a red area in the top right corner due to a nearby lightning strike. Sadly, it stood out particularly well against the game’s blue background. His solution was to make a degaussing coil.

We have an article explaining degaussing in …read more

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Keeping Magnetized Marbles from Stopping the Music

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Take a couple of thousand steel balls, add a large wooden gear with neodymium magnets embedded in it, and what do you get? Either the beginnings of a wonderful kinetic music machine, or a mess of balls all stuck together and clogging up the works.

The latter was the case for [Martin], and he needed to find a way to demagnetize steel balls in a continuous process if his “Marble Machine X” were to see the light of day. You may recall [Martin] as a member of the band Wintergatan and the inventor of the original Marble Machine, a remarkable …read more

Continue reading Keeping Magnetized Marbles from Stopping the Music→

Keeping Magnetized Marbles from Stopping the Music

Posted on by

Take a couple of thousand steel balls, add a large wooden gear with neodymium magnets embedded in it, and what do you get? Either the beginnings of a wonderful kinetic music machine, or a mess of balls all stuck together and clogging up the works.

The latter was the case for [Martin], and he needed to find a way to demagnetize steel balls in a continuous process if his “Marble Machine X” were to see the light of day. You may recall [Martin] as a member of the band Wintergatan and the inventor of the original Marble Machine, a remarkable …read more

Continue reading Keeping Magnetized Marbles from Stopping the Music→