Category Archives: marble machine

Hackaday Links: March 29, 2020

It turns out that whacking busted things to fix them works as well on Mars as it does on Earth, as NASA managed to fix its wonky “mole” with a little help from the InSight lander’s robotic arm. Calling it “percussive maintenance” is perhaps a touch overwrought; as we explained …read more

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Posted in Covid-19, folding@home, Hackaday Columns, Hackaday links, HP3, InSight, lander, marble machine, percussive maintenance, shovel, supercomputer, teamhackaday, The Mole | Leave a comment

Marvelously Machined Clutch Masters Musical Marble Machine Mayhem

As far as marble runs go, few can hope to compete with [Wintergatan]’s amazing musical works. While undertaking the build of the Marble Machine X, timing problems became apparent. You can crank the machine faster or slower to alter the tempo, but the time it took marbles to drop due …read more

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Posted in marble machine, marble run, marbles, musical hacks, wintergatan | Leave a comment

Problems that Plagued an Edible Marble Machine

Prolific creator [Martin Raynsford] recently created a plus-sized edible version of his laser-cut Marble Machine for a Cake International exhibit and competition; it seemed simple to do at first but had quite a few gotchas waiting, and required some clever problem-solving.

The original idea was to assemble laser-cut gingerbread parts to make the machine. Gingerbread can be laser-cut quite well, and at first all seemed to be going perfectly well for [Martin]. However, after a few days the gingerbread was sagging badly. Fiddling with the recipe and the baking was to no avail, and it was clear [Martin] needed to …read more

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Posted in Laser cutting, laser hacks, marble machine, sugar gum, sugar paste | Leave a comment

How to Play the Bass With Marbles

Stringed instruments make noise from the vibrations of tuned strings, using acoustic or electronic means to amplify those vibrations to the point where they’re loud enough to hear. The strings are triggered in a variety of ways – piano strings are hit with hammers, guitar strings are plucked, while violin strings are bowed. Meanwhile, [Martin] from the band [Wintergatan] is using marbles to play a bass guitar.

[Martin] starts out with a basic setup. The bass guitar is placed on the workbench, while a piece of wood is taped to a tripod. The wood has a hole drilled through it, …read more

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Posted in marble, marble machine, marbles, music, Musical, musical hacks, stringed instruments | Leave a comment