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Square Gears This video demonstrates square gears and other oddly shaped cogs. We can't think of a use but it's interesting none-the-less. [via Tinkernology] Cooking with Lasers It's late and you've been at the workbench for quite some time. But why go to the kitchen for a snack? Grab a couple of 1 watt lasers, hot glue a kernel of corn to a DC motor, and you'll have popcorn in no … [Read more...]
If you wanted to try your hand at programming some retro games Hackvision can jump-start the process. It is an Arduino-based game console in a controller format. You get four directional buttons and one function button. It has two RCA jacks for mono audio, and black and white video. We're happy to find that there's information about game development that will help you follow along with the … [Read more...]
[George Hadley] developed a nice setup to control the color of a replica Lightsaber. A small PCB houses a PIC 18F2221 and three switching transistors for the colors. A powerful LED resides in the tip of the handle, lighting up the diffuser that makes up the blade. But our favorite part is the control scheme. He's embedded a small RGB LED in the handle, giving feedback as to which color of light … [Read more...]
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