Tag Archives: elmåler

Logging statistics from a power meter with an Arduino and a LDR

Posted on October 6, 2013 by nkh

My electrical power meter has a pale yellow LED that flashes once for ever watt hour used. Inspired by power.labitat.dk, jespereklund.blogspot.com/2011/10/elmaler-overvagning-med-arduino.html and other projects, I set out to count the flashes with an Arduino and output some nice graphs showing my electricity … Continue reading →

Posted in Arduino, Electronics, Linux, Raspberry Pi | Tagged , , , , , , , , | 8 Comments