(Phys.org) —Spark.io has come up with an open source thermostat. "We spent about $70 on components to put this together (including $39 for the Spark Core); the wood and acrylic were free. We started working at 10am and finished at 3am, with 3.5 engineers involved (one went to bed early), and the only work we did in advance was order the electronic components." Their step by step demo and encouraging words to Makers that the future is quite open f ...

http://phys.org/news/2014-01-ma-source-thermostat.htm

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