Hi, I'm Bill. I'm a software developer with a passion for making and electronics. I do a lot of things and here is where I document my learning in order to be able to inspire other people to make ...

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 ...

It’s something [mircemk] demonstrates, with an Arduino-powered magnetic field strength meter that uses a UGN 3503U Hall effect device.

A third Hall effect sensor is used to measure a throttle stick positioned on the side of the box. An Arduino micro reads the sensors and converts the analog signal to USB.