Revision history of "File:Midterm-2.jpg"

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  • (cur | prev) 13:10, 3 February 2010‎ Jrull (talk | contribs)‎ . . (168 bytes) (+168)‎ . . (The breadboard. The laser pointer (green and white alligator clips) is powered by 3 volts' worth of button batteries. The relay is powered by another pack of batteries.)
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