We’ve been keeping up with the ongoing software developed for the ESP32 WiFi chip, and that means a lot of flashing, hooking up random wires, and rebooting. Along the way, we stumbled on an E… ...

There’s no shortage of Geiger counter projects based on the old Soviet SBM-20 tube, it’s a classic circuit that’s easy enough even for a beginner to implement — so long as t… ...

But this model is powered by a modern, low-power ESP32-S3 processor (with two low-power Xtensa LX7 32-bit microprocessors running at 240 MHz and support for WiFi 4 and Bluetooth 4.2 LE. And it has ...