Energy is expensive these days. There’s no getting around it. If, like [Giovanni], you want to keep better track of your usage, you might find value in his DIY energy meter build. [Giovanni] built his ...
PiggyMeter is a wonderful example of a device that you never knew you needed – simple, elegant, easy to build, and accompanied by amazing documentation. It’s a snap-on interface for electric meters, ...
The ESP32 is a beloved microcontroller from Espressif, offering quite a lot in a small, very cheap package. Yet as you may already know, there are lots of different kinds of ESP32, and it can be hard ...
Espressif yourself.