Fresh hacks every day
[Nick] is working on a prototype of a coffee table sand plotter that draws patterns in sand a lot like a zen rock garden.
[Nick]‘s zen rock garden uses a magnet to draw a ball bearing across the sand in interesting patterns. The build uses 3D printed gears and laser cut parts to rotate the table around and move the … Read the rest
Flashing LEDs for a persistence of vision display are on bicycle wheels, alarm clocks, and even light painting sticks to draw images in the air. What if you wanted to plot an image in the air (translation) with a single LED? That’s what [acorv] did after taking a cue from a polar plotter.
Like the polar plotter … Read the rest
[Euphy] just posted and Instructable of his Polargraph drawing machine that’s able to draw huge images slower than molasses in November. The plotter only uses two stepper motors to control the position of the pen and can be made nearly entirely from salvaged parts – [Euphy] built his for just about £150.
The Polargraph uses two stepper motor on the … Read the rest
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