Monthly Archives: April 2018

Laser Spirograph

This laser spirograph is constructed from a 5v red laser module, 2 DC motors salvaged from printers, mirrors cut from hard driver platters, 3d printed mounts, and an Arduino Pro Mini which varies the speed of the two motors using PWM and random sinusoidal waveforms.  The case is laser cut from 1/8″ birch plywood.

Aurora Borealis Light Boxes

These LED light boxes were developed as an experiment in product design and development.  I have designed two variants.  One works with 3x AA batteries, the other uses a 5v 2A plug-in power supply.  The objective was to design a product from start to finish in a way that could be manufactured at home on a small scale, and sold in craft and art venues.

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