10 PCB’s Professionals with Seeed Studio Fusion – ESP-LoRa Prototypes

A few days ago I finished tests on my breadboard, being positive I decided to migrate my project to a pcb not only for functionality and practicality, but also for aesthetics, I have chosen the PCB manufacturer company Seeedstudio.com, we all…

Electricity consumption meter Peacefair PZEM 004 + ESP8266 & Arduino Nano

For some time I wanted to buy a single-phase electricity consumption meter, a few months ago I got Peacefair Reference PZEM-004 meter, its price seemed affordable, it has the advantages of being a non-invasive meter in the electrical circuit and…