The parts arrived for the RPM meter that uses an Arduino and reciprocal counting to get a three-times-a-second update rate with 1rpm resolution. Arduinos ...

Continue reading “Quick Arduino Hack Lets Tach-less Car Display Shift Points”→ Posted in Arduino Hacks, Transportation Hacks Tagged arduino, rpm, serial, shift point, tachometer ...

Learn how to build a DIY current and voltage meter using Arduino Nano. This project demonstrates step-by-step instructions to measure current, voltage, and wattage with precision. Using simple ...