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    element14's The Ben Heck Show

    Join the Ben Heck team every week for amazing hacks! Watch them build and mod community-inspired projects using electronics!

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    Ben takes on a viewer challenge to create a TV proximity sensor to keep kids from sitting too close to the screen and ruining their eyes. He builds a device that uses an infrared sensor to set off flashing LEDs and a piezo buzzer if kids move too closely to where it's mounted on the TV.