What do you get when you combine an ESP32, a 16-bit DAC, an antique VFD, and an IDE CD-ROM drive? Not much, unless you put in ...

Create a memorable first impression with a tech-savvy e-Ink name badge The e-Ink badge project is open-source and requires ...

Since I had a spare ESP32 lying around, I tried building a smart dashboard that pulls metrics from the other smart devices in ...

When it comes to LED matrixes, building one is just the first step. Then you have to decide what to display on it. [panjanek] ...

Abstract: Sonars are used by SAR teams to identify and retrieve submerged objects like cars and planes. In the event of extensive searches, where sonar operators may become fatigued and overlook the ...