
Perennial Hackaday favorite [Dino] has an article in this months Make magazine. It's an automated ball launcher that allows you to play fetch with your dog without wearing your arm out. The powerhouse inside [Dino]'s ball launcher is a windshield wiper motor powered by an 18 Volt cordless drill battery pack. When a ball in dropped into the hopper, it turns on a switch sending some power to … [Read more...]
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