Why pay a premium for smart devices when an ESP32 and some cheap sensors can do everything for a fraction of the price?
The Smart Automatic Dustbin is an Arduino-based project designed to improve waste disposal through automation and smart sensing technology. The system uses an infrared (IR) sensor to detect the ...
Build a pocket-sized ESP32 DIY radar that tracks live movement. This guide uses an LD2450 module and provides free build ...
A simple near-field probe that makes electromagnetic interference visible with an Arduino and four LEDs - ShienLie/arduino-emi-sniffer ...