We love simplicity, Evil Mad Scientist Labs proposed a simple and Cheap Dark-detecting LED circuit, only few components can work it out!
link:
http://www.evilmadscientist.com/article.php/nightlight
Showing posts with label dark. Show all posts
Showing posts with label dark. Show all posts
Thursday, November 20, 2008
Grow LED when Dark.
We love simplicity, Evil Mad Scientist Labs proposed a simple and Cheap Dark-detecting LED circuit, only few components can work it out!
link:
http://www.evilmadscientist.com/article.php/nightlight
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