This simple device, built using an Arduino Nano and an A3144 Hall sensor, allows you to measure the RPM (Revolutions Per Minute) of a gear. The device is straightforward to construct and program, ...

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 ...

I have a pile of different generic electric bike throttles purchased from several online sellers. They all arrived about a week ago. I have a goal of using them to make the basic model of an electric ...

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 – ...

Now, it’s been a shamefully long time since we’ve driven a car with a manual transmission, but as we recall it was pretty straightforward. It certainly didn’t require a lot of help with the shifting ...