Thomas shares makes

OpenPlank Proof Of Concept

led matrix

The first (crude) prototype with sloppy veneer edges

In November I saw a cool device at an event. The device was presented as an unobtrusive way to interact with technology. Unlike usual touch screen devices, it looks like a wooden plank that is sensitive to touch and uses a LED pixel matrix behind the wood to visualize icons and text.

Since the device wasn't available for sale, I wondered how easy it would be to DIY a (much) simpler version that I could use for some of the same tasks.

I worked on this for a few hours each week, and by the end of December I had this simple proof of concept, making use of cheap parts and easy to assemble.

I call it the OpenPlank. Check it out...

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