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ELECTRONICS: FUN AND FUNDAMENTALS

By Charles Platt, Author of Make: Electronics

The Do-Not-Touch Box

Use a simple accelerometer to perplex your friends.

ACCELEROMETERS HAVE BECOME

ubiquitous. Your car contains an accelerometer that triggers the deployment of an airbag if it senses a collision. The game controller on a Nintendo Wii contains an accelerometer that responds to your physical movements. If you build a robot, and you want it to react appropriately when it bumps into something or falls over, an accelerometer can take care of that, too.

Modern accelerometers are truly amazing, microscopic devices, packaged inside tiny integrated circuit ...

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