After some searching, I ended up using a microcontroller and a piece of code borrowed from the web that I tweaked and adapted. The microcontroller-based concept was chosen because I wanted to scale ...

Enter the open source SODAQ (SO lar D ata A c Q uisition)–which, as its name suggests, runs on solar power, allowing you to build all those weird ‘n wacky sensor units completely off the grid.

Mysoltrk solar panel Sun tracker Mysoltrk operates using a set of two straightforward, yet sturdy actuators, each one constructed around a 6V 30RPM geared DC motor.

UV (ultraviolet) sensors of all sorts have been an interest of mine. They become interesting when you find the diversity of real-world practical applications. While searching for affordable UV light ...