This tutorial will guide you through the process of building a tachometer around an Arduino. Tachometers are ... uses an Infrared beam to measure fan speed. As with last year’s PIC-based ...

A Tachometer ... The speed at which the crankshaft revolves is the fundamental source of input for my project, and the direct way to obtain that is to ‘enter’ into the ignition system. The approach is ...

With the assumption that you’re just as enamored with these oddball chronometers as we are, we present to you this fantastic digital tachometer ... out how to get his Arduino to talk to it ...

Engineers often want to monitor a shaft’s rotational speed ... The sensor can also survive harsh environments and is not affected by accumulated dust, grime, dirt, and oil. The tachometer ...