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    Question on calculating resistance needed

    I have a 24v 250ma wall adapter and a 12v 250ma fan, I'm trying to calculate the resistor needed to put in so I don't burn the fan out. I came up with 48ohm resister using ohms law 12/0.25. It seems low to me, am I missing something? I realize I'm going to lose some current through the...
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    Projects for Newbies

    Hi everyone, I've been interested in electronics for a while and finally decided to start fooling around with it as a hobby. I was wondering if anyone had some beginner projects they could recommend to start really learning how to do stuff. Also any ideas for projects that involve salvaging some...
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