[Carl] recently upgraded his home with a solar ... the panels produce. [Carl] wanted to get more data out of his system. He managed to build his own monitor using an Arduino.

The light direction is sensed via a very clever homemade directional light sensor ... brains are an Arduino glued to a large amount of solar support electronics and the online energy monitor ...

Unfortunately this is accomplished only if solar panels are rotated by the sun. This is the purpose of this diy solar tracker system or if you have an Arduino board then you ... voltage and a maximum ...