• 10×10 LED matrix
[KopfKopfKopfAffe] just finished a 3-year labor of love resulting in this 10 by 10 LED Matrix. This trumps the Shiftbrite table from earlier today by bringing an actual 100 LEDs to the display. These LEDs cost much less than the Shiftbrites, but since they don’t have their own on-board controller this project requires much more [...]
• Drilling perfectly centered holes
If you’ve ever been caught in the situation of needing to drill a clean straight hole down the center of a bolt or rod, you’ve probably tried and ended up with a broken bit or tilted hole, and a ton of cursing to boot.
[Vik] let us know about this nifty trick for drilling ‘down the [...]

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