CNX Software

Arduino UNO Q 4GB board with 4GB RAM, 32GB storage is now available for $59

When the Arduino UNO Q was first unveiled in October 2025, the specifications of the Qualcomm DragonWing SBC listed the ...

Your Bluetooth earbuds are at risk of being hijacked - here's how to prevent it ASAP

WhisperPair occurs because many audio accessories skip a "critical step" during Fast Pair pairing. This is how it works: a "seeker" -- such as a Bluetooth-enabled mobile device -- sends a message to ...
Hackaday

Espressif Introduces The ESP32-E22 Wi-Fi 6E And Bluetooth Co-Processor

Espressif has unveiled its latest major chip in the form of the ESP32-E22. Officially referred to as a Radio Co-Processor ...
Hackaday

sound localization

If you have multiple microphones in known locations, and can determine the time a sound arrives at each one, you can actually determine the location that sound is coming from. This technique is ...