Read Fan Speed Signal with Arduino
In this tutorial you will learn how to read the speed or tachometer signal of a 3- or 4-wire fan using an Arduino. Fans are …
Speed Sensor
Build Arduino Tachometer Using A3144 Hall Effect Sensor
In this tutorial you will learn how to use the A3144 Hall Effect Sensor and an Arduino to build a Tachometer. A tachometer is a …