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Chill Out Loud

Chill Out Loud
Everyone knows that when the refrigerator door is casually closed it sometimes bounces open again just a little. Enough to put the fridge light on, but that's often un-noticeable even at night unless one looks closely. After a day out, you may come home to sour milk and dodgy chicken. The circuit described in this article produces a loud sound when the fridge door is left open too long.
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