The TB-007 smart robot is equipped with a metal detector and is based in an Arduino with a motor shield which has the ability to control the two main motors, including a stepper motor and three servos ...

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 ...

In this video I'm walking you through the steps I took to make a standalone version of my pellet level monitoring sensor that ...