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, ...

Notes: Arduino program for measuring the rpm of an unidentified DC motor using a hall effect sensor to measure rotation of a disc with an embedded magnet For this project a custom mount was created in ...

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 ...

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 ...

Would you believe it, the ESP32 popular Wi-Fi and Bluetooth chip has a built-in Hall effect sensor. Espressif Systems makes the chip, and its ESP32 data sheet has nearly no mention of the Hall sensor ...