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stepper motors

Automated decanter

I had mail from Jürgen Huber at Logi.cals, an Austrian software firm, who have been using a Raspberry Pi in a demo at trade fairs to show off logi.CAD 3, their new, free, software tool for automation. It’s right up our street: they’ve made an automatic decanting machine. Decanting machines, usually operated by via a... Continue reading

Home-made CNC laser engraver

Before you go any further, please take a minute to consider your eyes. You only have two of them, and they’re not replaceable. You need both for certain applications. Lasers are dangerous, and they can burn flesh: please be careful around them. And with that out of the way… I found this project on our... Continue reading

Gigapi: a Raspberry Pi rig for gigapixel photography

We’ve seen a number of photographers who have taken to the Pi as a way to bring down the cost of the sort of kit that was, pre-Pi, outside the budgets of mere mortals. Case in point: gigapixel photography. A gigapixel image is made up of (at least) a billion pixels, which means you’ve now... Continue reading

Pi-A-Sketch

Francois Dion is someone I exchange emails with every now and then. He’s the guy behind the excellent (and multilingual: check the site for posts and tutorials in English, French, Portuguese and Spanish) Raspberry Pi Python Adventures blog. He’s a hackspace member from North Carolina, and he’s been giving lecture-demonstrations of the Raspberry Pi (and lasers)... Continue reading