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Midiboy, The Portable Gaming Console With MIDI

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The ArduBoy is a tiny little gaming console that’s also extremely simple. It’s only a small, cheap, monochrome OLED display, a microcontroller with Arduino-derived firmware, and …

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Earthquake Detection On A Chip

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If you’ve ever been in an earthquake you’d assume it would be pretty easy to detect one. If things are shaking, there’s an earthquake. In reality, …

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Phase Shift Pump Control? There’s An App For That.

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The sort of pumps used in the filtration systems of fountains and swimming pools don’t take kindly to running dry. So putting such a pump on …

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Guitar Made From Noodles Glows In The Dark

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Wood.  Specifically, certain types of tone woods; woods that impart a certain tone. That’s what guitars are made of. And occasionally, plastic, or metal, or fibreglass …

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3D Printed Buttons, Printed As A Single Unit

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These nifty buttons come from Marc Schömann, and they are intended to cover just about any kind of tact switches. The buttons, their cover, and the …

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This Chiptune Player’s Got What Nintendon’t

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When it comes to chiptunes, the original Nintendo Entertainment System and the Game Boy get all the accolades. The OPL synths have all the fun. But …

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Safely Measuring Single And Three-Phase Power

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There are many reasons why one would want to measure voltage and current in a project, some applications requiring one to measure mains and even three-phase …

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An Arduino Sickbay Display Worthy Of The Enterprise

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The various displays and interfaces in Star Trek, especially The Original Series, were intentionally designed to be obtuse and overly complex so they would appear futuristic …

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Bringing FPGA Development To The Masses

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The Field Programmable Gate Array (FPGA) is one of the most exciting tools in the modern hacker’s arsenal. If you can master the FPGA, you can …

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How To Turn A Chainsaw Into A Chopsaw

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If you’re doing a lot of metal working, a chop saw is a great tool to have. It’s an easy and quick way to do a …