He managed to build his own monitor using an Arduino. The trick of this build has to do with how the system works. The panel includes an LED light that blinks 1000 times for each kWh of electricity.

One of the most important conditions is that the panel be pointed at the sun, and precise aiming of the panel can be done with a solar tracker. ... I wasn’t going to use an Arduino or even a 555.

In addition to a fixed tilt, two types of solar panel exist that can track the sun: single-axis trackers follow the sun over the course of a day, typically tilting from east to west and dual-axis ...

For more effective solar energy systems, the solar panels should be able to align with sunlight as it changes during a given day and from season to season. This article examines the design advantages ...

The advantage of using two-sided solar panels is that they can also absorb energy that is reflected by the ground onto their rear side, says Rodríguez-Gallegos. Two types of sun-tracking solar ...

SODAQ has created a matchbox sized Arduino solar powered micro-controller board called the Autonomo that is now available to back over on the Kickstarter website from just $25.. The Autonomo has ...