Last time, we used a light sensor to measure the ambient brightness with an Arduino. When the light hitting the light sensor ...

Ever since the prices of Raspberry Pi single-board computers hit deranged levels, I’ve found myself gravitating towards the ESP32 lineup for my DIY smart home gadgets. But as much as I hate to admit ...

One of the best aspects of ESP32 boards (and by extension, sensors) is their dirt-cheap pricing, and that’s pretty much why I ...

DCF77 is a German VLF transmitting station that broadcasts a time signal across Europe on 77.5 kHz. Thus a common sight in a ...

Build your own ESP32 and ESP8266 projects this weekend. We detail 10 practical IoT builds, including a Wi-Fi weather station using a DHT22.