Power monitoring and home automation systems are coming to mainstream consumers. The New York Times covers the latest technologies (annoying login required) that improve and monitor energy efficiency in the home. As energy use and costs continue to increase, companies are popping up to offer cheaper solutions that will help consumers monitor energy usage, and decrease it simultaneously. Companies like … Read the rest
Monitoring home energy consumption
July 28, 2008 By 10 Comments
Serial controlled power outlet
November 4, 2006 By 12 Comments
[Alan] sent me his simple rs-232 controlled power outlet. He built it to turn on his laser printer when a print job appeares in the queue. The relay is directly controlled by the DTR line on the serial port. Lots of espresso machine PID conversions use them to run boilers, so he could have avoided the extra mechanical relay. … Read the rest
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