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Phones

How Does a Cell Phone Vibrate?

By Brandon Miniman February 18, 2008, 7:27 pm

Admit it… you've wondered about the origin of the vibration of your cell phone. Well, the explanation is a simple one (no, there's no dancing little man inside of your phone): it is caused by a tiny motor, like the one pictured below, with an offset weight attached to it. When your phone rings, the motor engages, spinning the weight and causing the vibration.

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