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[Bill Porter] continues finding ways to help out at the local museum. This time he’s plying his skills to fix a twenty-year-old exhibit that has been broken for some time. It’s a laser spirograph which had some parts way past their life expectancy. He started by removing all of the electronics from the cabinet for [...]

Tags:  exhibit spirograph laser bill-porter local-museum hacks  

The Agnewgraph I can turn out a pretty nice Spirograph drawing. Instead of relying on meticulously acurate CNC hardware, it uses a Spirograph stencil similiar to that business card we’re so fond of. The key to the [Mpark's] design is an analog joystick which is attached to the pen. As the pen follows the plastic [...]

Tags:  spirograph generator pen analog-joystick mpark misc hacks