Originally Posted by kbrtny
I'm actually doing a super simple controller for my first version. I am using an MSP430G2231 with a built in temp sensor, a basic relay driver chip, and a 12v relay to bypass my AC unit's mechanical relay. All told it'll cost <$10, programmer included
Do you have instructions on how you did this? I'm going to use an old 3 door Continental Reach-in Fridge that doesn't work. Since I don't have the tools or expertise to fix/replace the compressor an easy route to go may be to just cut a hole and use a window A/C.
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