Author: Christin Boyd

I build robots as a hobby and I work with software as my career. Last year I mentored a FIRST Robotics team, Team XBot. I worked at Microsoft for 11 years in such roles as developer tech support, Developer Evangelist, and Program Manager in Visual Studio.

How to build a low-cost 12 volt evaporative cooler.  My husband and I built two swamp coolers that we use to air condition our tent when we camp in hot, dry weather at Burning Man.  These compact units blow cool air like an air conditioner, but they use just water for evaporation instead of using a compressor or toxic Freon. There are two great designs on the internet for making evaporative coolers for camping.  This blog post enhances one of those designs by providing lots of detail on sourcing parts, comparing options for parts, and a variety of power options.  We…

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