Sold by German DIY store OBI, the OBI Energy Tracker is a €15 set of two devices, one of which you essentially stick on top ...

Learn how to program speech synthesis for an animatronic mouth using Python and Arduino. Discover how to synchronize speech ...

We've all heard that "if you want something done right, you have to do it yourself." And that's usually fine when it comes to tasks at work or baking your own birthday cake. But if you want a specific ...

The September/October 2025 issue of Elektor Mag is out. The magazine explores a range of topics including short-range audio links, satellite tracking, wireless protocols, an inductive AM transmitter, ...

The Waveshare Core1121 is a compact, multi-band LoRa module based on the Semtech LR1121 transceiver with support for Sub-GHz (150–960MHz), S-band (1.9–2.1GHz), and 2.4GHz ISM bands, and exposing GPIOs ...

Due to the growing popularity of the ESP32 IoT platform adoption by security professionals, this article raises several security concerns addressing firmware attacks that could target this user ...

Besides LoRa (acronym for long range) radios, there is another kind of radios that are already occupying the market segment with variety of applications, and that is Zigbee radios. Although Zigbee ...

In this guide, we’ll explain how to set up a private LoRaWAN network using the Raspberry Pi CM4-based RAKwireless’ WisGate Connect gateway and Docker or Portainer to install NodeRED, InfluxDB, Grafana ...