Alan Parekh of Hacked Gadgets made this really nice looking gear clock using a PIC microcontroller, a scavenged stepper motor, and a bunch of wooden gears that he cut out on a CNC router. The concept is pretty straightforward, however I really like the clear design, where each part is a functional piece of the clock mechanism. You'll never have to wonder what is inside this thing that makes it tick! [via Hacked Gadgets]
Gear clock is both functional and structural
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Did I miss where the clock runs via the pic and the stepper motor?
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It's working the whole time, watch the beginning again.
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It might help to note that it only ticks once every nine seconds, presumably because it doesn't have a second hand.
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If only I could push 2 buttons and manually control time! :)
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Not only is this clock cool, I learned the word decrement.
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