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… ...

Posted in Arduino Hacks, Transportation Hacks Tagged arduino, rpm, serial, shift point, tachometer ← A Different Sort Of Word Clock ...

This Arduino based little digital tachometer was originally created for counting the speed of turntables and fidget spinners. There is another application to consider – a rear wheel tachometer for ...

The “tachometer” module can be operated from any low-current, 8-18V, DC power supply unit/battery. The module provides a dedicated 5-pin connector for connecting a 3-wire, Hall-Effect chip based ...

The light beam has a 12-in. range for fast and safe measurements with 1-rpm accuracy. The HT-4100 can measure up to 50,000 rpm. An easy to read LCD display provides results. Every second, the ...