Simple fan controller


When I built my LumenLab projector, I used a thermal switch to run the fan. This simple control circuit looks like a nice alternative. The circuit is a simple adjustable temperature triggered Fet. If you know the resistance needed, you can replace the potentiometer with a cheap resistor. (You’ll want to use a DC fan)

Make your own PS3 laptop (part 1)


Let the how-to’s begin: [Ben Heck] put up the first installment of his how-to series on making your own PS3 laptop. Since this one is all about the tear down, you might dig the PS3 design even if you’re not interested in making your own portable.