This project aims to create a device which can measure and display the operating RPM and AFR of a small combustion engine. A Hall effect sensor is used to sense the magnet in the engine's flywheel ...

A tachometer used to be an accessory added to the dash of only the sportiest of cars, but now they’re pretty much standard equipment on everything from sleek coupes to the family truckster. If your ...

This Arduino code is designed to obtain both the initiation and conclusion timestamps of a motor's operational duration, as well as the rotational speed (RPM) of a DC ...

Firstly, the ebay claim that it would be shipped from somewhere in the UK turned out to be false, and it took a day or two longer than the maximum estimated delivery time to arrive from the Far East – ...