The hardware was assembled by connecting the Arduino UNO R4 WiFi, the PZEM 004T, the current transformer, and the OLED ...

Measuring the speed of a rotating object is a common requirement. Knowing the speed of table and ceiling fans, as well as ...

Drones are widely used across several fields, including aerial photography, surveying, inspection, agriculture, and ...

It's why DIY smart home projects suddenly got cheap (and actually doable) ...

Build for monitoring, buy for safety.

You don't need a sophisticated system to smarten up your home. There are many options requiring only a single smart sensor ...

Scientists can’t be everywhere all at once, as much as they’d like to. Many of the problems citizen science helps solve are ...