From classrooms to backyards, makers are building Arduino-powered solar trackers to squeeze every drop of energy from the sun. These devices use sensors, motors, and clever designs to keep panels ...

Unlike fixed solar panels that remain stationary, a solar panel tracker rotates to maintain optimal alignment with sunlight, increasing energy production by 25% to 45% depending on the tracker type ...

In the 2010s, there was still some discussion about whether single-axis trackers for solar arrays were worth the added expense of installation, operation and maintenance for the increased electricity ...