Editor's note: USA TODAY has a more current version of its cut line tracker here, as well as live updates from the second round of the Masters Thursday. Click here for all the lastest news, scores, ...

Infrared line tracker modules hardly need an in-depth explanation as they’re very familiar to most electronics and robotics hobbyists. In this post I’ll discuss a popular and cheap infrared line ...

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 ...