I recently had to build an infrared close proximity sensor that could tell if something was dropped in a parcel delivery drop box. After some searching, I ended up using a microcontroller and a piece ...

Astronomy enthusiasts looking for a new project to keep them busy, might take inspiration from a new DIY star tracker that has been featured on the official Arduino blog. The 3D printable system is ...

I needed a multichannel line tracker sensor module for an upcoming project. A quick search found several versions of infrared line tracker sensor modules that met or exceeded my demands, but I picked ...