Discover the fundamentals of hybrid relays and explore why they are becoming a go-to choice for engineers and makers alike.

Never get between a man and his salami. [Mike] needed a way to control temperature, humidity and airflow with his meat curing setup. Of course he could modify a refrigerator and humidifier to be ...

Back in 1991, I was in New Delhi visiting the iconic Lotus Temple (Bahá’íHouse of Worship). The temple’s breathtaking ...

A few years ago, building a drone was expensive and out of reach for most hobbyists and students. But today, DIY drones… How to Build an IoT-based Weather Monitoring System Using Arduino? Have you ...

Have you ever wondered how speed guns measure the speed of moving vehicles or how an athlete's sprint speed is recorded? Normally these speed sensors work with radar or laser technology to bounce back ...

Moisture Sensor 1: A0 Moisture Sensor 2: A1 Moisture Sensor 3: A2 (if applicable) Moisture Sensor 4: A3 (if applicable) Connect the VCC and GND pins of each moisture sensor to the corresponding power ...

This project was the first thing I did with NodeMCU. I hope that following this README will be as straightforward as possible. In case you have questions do not hesitate to contact me using Issues.

As expected, SONOFF has now launched the Dongle Max (also known as Dongle-M) Zigbee coordinator and Thread Border Router with Ethernet, WiFi, and USB connectivity. The company also highlights PoE or ...