Unlike the standard ESP32 microcontroller, the CAM variant includes a camera module and a microSD card slot built into it.

We’re used to interfaces such as I2C and one-wire as easy ways to hook up sensors and other peripherals to microcontrollers. While they’re fine within the confines of a small project, they do have a ...

Raspberry Pi’s single-board computers are full-fledged PCs that can work with a wide variety of accessories. But every now and then the folks that make the little PCs introduce first-party hardware ...

What if you could broadcast signals across the globe using just a credit-card-sized computer and a handful of components? It might sound like a scene from a sci-fi novel, but with a Raspberry Pi and ...

Want to learn more about sensors, wireless communications, or electronics in general? Check out all the educational videos ...

For those written in the last week, our most read stories on the site cover the Qualcomm Dragonwing Q-6690 with integrated UHF RFID capabilities, the GenX320 Starter Kit for Raspberry Pi 5, Navitas ...

This is Hack Lab. We digitally cracked a high security safe. America's biggest Hacker conference. and used on eight brands of ...

Imagine walking through a crowded city street, your phone buzzing with notifications, unaware that hidden among the sea of signals is a device quietly tracking your every move. Or perhaps you’re at ...

Engineers at the University of California-Santa Cruz developed a system that uses Wi-Fi signals to monitor heart rate without the need for smartwatches, chest straps or other wearables. The project, ...

Network-wide firewalls like OPNsense and pfSense are useful but can cause Internet outages when the host machine goes offline. Using a password manager like Vaultwarden or Bitwarden is crucial, but ...

The Sep/Oct 2025 issue of Elektor is out. The magazine explores a range of topics including short-range audio, satellite ...