Dual axis solar tracker with online energy monitor

by geo bruce @ instructables.com:

The features of this solar tracker are:

• Solar tracking: making sure the solar panels are aligned to the sun as long as possible.
• Energy monitor: This measures the voltage and the current generated by the panels and calculates the generated Power and Energy.
• Data logging: this sends the data from the energy monitor into the cloud of ThingSpeak.
• Also there is an LCD to display the values of the energy monitor

Dual axis solar tracker with online energy monitor – [Link]