Simple Shop-made Taps for Threading Wood

Wood can be the material of choice for many kinds of projects, but it often falls out of the running in favor of metal or plastic if it needs to take a threaded fastener. But with a little ingenuity you can make your own wood taps and cut threads that will perform great.

Making wood do things that wood isn’t supposed to do is [Matthias Wandel]’s thing. Hackers the world over know and use his wood gears designer to lay out gears for all kinds of projects from musical marble machines to a wooden Antikythera mechanism. Woodworkers have been threading …read more

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Turning Television Into A Simple Tapestry

Teleknitting, the brainchild of Moscow artist [vtol], is an interesting project. On one hand, it doesn’t knit anything that is useful in a traditional sense, but on the other, it attempts the complex task of deconstructing broadcasted media into a simpler form of information transmission.

Teleknitting’s three main components are the processing and display block — made up of the antenna, Android tablet, and speaker — the dyeing machine with its ink, sponges, actuators, and Arduino Uno, and the rotating platform for the sacrificial object. A program running on the tablet analyzes the received signal and — as displayed on …read more

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Arduino Sketch: The Next Generation

What was your first Arduino program? Probably an LED blinker — that seems to be the “hello world” of microcontrolllers. You probably moved on to things a little more complicated pretty quickly. At some point, things get harder because the Arduino lacks an operating system.

There are operating systems that will run on the Arduino. They aren’t full-featured like Windows or Linux, but they allow you to run multiple tasks that are both isolated from each other (to some degree) and have a way to cooperate (that is, synchronize, share data and resources, and so on). One such operating system …read more

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