A temperature controller is something that can be used in many scenarios.
In this DIY Jake will build a new controller to replace the broken one in his hot tub. I guess this curcuit could also be used for a ton of other applications, use your own imagination.
Per ÃƒËœyvind Arnesen writes:
And the best of all – it’s powered over Cat5!
Read on to see how he made his own PeltierBeer
Summer time is here in the northern hemisphere and with it comes the heat waves. Cooling indoors is of course not something new, but how about cooling down your sitting area outside? In this article we will show you how you can make use of some ordinary things you can find in your home and garage, and put this together to an efficient cooling machine.
I can only say this – you’ll need some cleaning deturgent in an spray bottle and a garden hose.
Read the full article at Grynx.com
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