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This page contains a single entry from the blog posted on December 7, 2007 1:41 PM.

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« Christmas lights gone wild | Main | A Look Back at 2007 »

Simple Christmas-tree lights tester

Why is that you always test 48 bulbs before you find the bad one in a 50-light string?

This simple circuit allows you to divide and conquer, greatly reducing the time it takes to find the bad bulb.


xmas.JPG

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Posted by Robert Kotevski on December 7, 2007 1:41 PM



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