[sdiy] Proximity detector

[Bret Truchan]

Has anyone mentioned the Sharp GP2D12 (infrared) Detector Package yet?  It 
sounds like what you're looking for.  I used some of these on a robot, and 
they work pretty well.

Here's where to find 'em:
http://www.acroname.com/robotics/parts/R48-IR12.html

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