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Sonar - blank the screen when you walk away

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#1 CoolCatBad


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Posted 15 October 2009 - 06:03 PM


Stephen P. Tarzia of Ford Engineering Design Center has released a utility that makes use of your laptop's speakers and mic in the same way a bat uses sonar for navigation.

When you walk away from your desk the screen will blank.

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#2 Blade


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Posted 15 October 2009 - 08:12 PM


Nice find!


Edited by Blade Zephon, 15 October 2009 - 08:12 PM.

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#3 Andrew


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Posted 15 October 2009 - 09:28 PM

Bah! I built that into my computer YEARS ago using nothing but a Styrofoam cup and a rubber band.

Neat, though!

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