Ever been in a situation where you had tried to figure out if your batteries had charge or not? Did you ever want to find out the capacity of a battery? This article would help you to design a circuit ...

Have you ever found the need to measure the capacitance of a capacitor? No multimeter handy (for shame)? Well, as it turns out you can actually measure capacitance using your Arduino Uno, with no ...

Quark is an electrical measurement probe and debugging tool powered by open-source software written in the Arduino environment. Currently featured on the crowdfunding site Crowd Supply, the Quark ...

An important indicator for assessing the condition of the power grid is the frequency of the grid. In Europe, this frequency is set at 50Hz. If there is too much electricity in the grid, this ...

Those of you is that use the Arduino platform to create projects and need to measure sound maybe interested in a new Arduino sound measurement board that has been created by Lambda Acoustics called ...

前回の記事でMaker Faire Tokyo 2022をレポートしたが、個人的に一番興味をそそったのが、Arduino Unoを用いたシンセサイザだった ...

We think it’s a great learning experience to tear back the veil of abstraction and learn a bit more about the hardware found on an Arduino board. This project is a great example. [Scott Daniels] takes ...

Thermoelectric materials can convert thermal energy into electricity, making them promising candidates for harvesting waste heat, an increasingly important challenge in the energy-intensive modern ...

I've got an Arduino/Bluetooth (Bluetooth Bee-Standalone). I've hooked it up with an HC-SR04, it's intended to be mounted at the top of a rain barrel to measure the water depth. What's the best ...