Regular readers may recall we recently covered a neat Arduino trick that allowed you to “blow out” an LED as if it was a candle. The idea was that the LED itself could be used as a rudimentary ...
We’d seen it done with buttons, switches, gestures, capacitive touch, and IR remote, but never like this. [electron_plumber] made an LED that can be blown out like a candle, and amazingly it requires ...
Candle technology hasn’t changed much in thousands of years—you add fire to a wax-soaked wick, and it provides light for hours. It’s simple, it’s effective, and it doesn’t need an upgrade. So of ...
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