This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are used to measure rotation rate in Revolutions Per Minute (RPM). You don’t need much in ...

Building an Arduino speed detector using IR technology to measure the speed of a moving object is much more cost-effective, ...

That means all you have to do is browse through the book, pick a tutorial you want to work on, gather the materials, and ...