It’s the moment you hard-core hardware nerds have been waiting for: the reveal of the 2025 Hackaday Supercon Communicator Badge. And this year, we’ve outdone ourselves, but that’s thanks to help ...

The ESP32-CAM is one of the most popular development modules, featuring built-in Wi-Fi and a camera. With its robust 32-bit ...

This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an ...

Official implementation of Adding Conditional Control to Text-to-Image Diffusion Models. ControlNet is a neural network structure to control diffusion models by adding extra conditions. It copys the ...

After a major water leak flooded my home, I realized alerts alone weren’t sufficient—I needed automatic shutoff. This project combines a hacked Gröhe Guard system, an Arduino Nano, an ESP32, and the ...

An RGB LED module is a versatile lighting component that can produce millions of colours by mixing red, green, and blue light. The RGB LED module used in this ESP32-S3 Box-3 Arduino programming ...

Abstract: The nonlinear gallium arsenide photoconductivity semiconductor switch (GaAs PCSS) can generate high-voltage and strong current electrical pulses with low light triggering at the order of ...

It’s always a pleasure to find a hardware hacker who you haven’t seen before, and page back through their work. [Bettina ...

Elektor DIY electronics projects don’t just invite readers to build — they spark innovation. Take the Mini Reflow Plate from ...

Abstract: This letter proposes a zero-voltage switching control strategy for four switch buck–boost converters where the output voltage and the base current are closed-loop regulated. The analytical ...

It’s hard to be startled by Elon Musk because he does startling things all the time. But I’ll admit that I was startled when I gave his Grok A.I. “companions” a whirl. Ani, designed in anime style, ...