| Although only a small circuit, this smart alarm detects when your refrigerator door is open and lets you observe the internal temperature on...
More in Home & Garden (221)
| The Elektor LoRa Switch (Elektor March/April 2020) has a nice relay board that can easily be used in Wi-Fi networks if the LoRa module is re...
| Anyone capable of holding a screwdriver can build this remote-controlled door lock and control the flow of disturbing elements in and out of...
| This project’s aim is to monitor silently any light change in a room. Connected to your Wi-Fi network, the device will send you a message by...
| Alain Nardi is a Dunkerque, France-based electronics enthusiast with a background in industrial measurement solutions. About 16 years ago, h...
| MySensors is an open-source home automation and IoT project based on ISM-band radios instead of Wi-Fi or Bluetooth. Creating IoT sensor netw...
| Operating systems are usually associated with computers and powerful microcontroller boards with lots of memory, but they can also work on s...
| For the past 20 years, Bruce Black has been tackling DIY electronics projects in a spare bedroom in his house, which is located in Clearwate...
| If you keep forgetting to take the 433 MHz remote for your garage door with you, then maybe this smartphone-based solution is better for you...
| It's time for the very last circuit of the year. Let's take a look at a mini Christmas tree circuit!