My original ESP32 power switch worked great until I paired it with a solar charging controller with MPPT, which created so much electrical noise that the transistor stopped working reliably. In this ...

The hidden metric that makes these portable power stations truly worth your money ...

To make my life easier and program a lot of Sonoff basic switches, I made small jigs to help me with properly aligning the pins from the various USB to Serial adapters that I have. Since all of these ...

With Gemini for Home arriving, Google's home voice assistant options are better than ever. Here are my favorite commands.

Functional connectivity reveals brain attractors that match predictions of free‑energy‑minimizing attractor theory, yielding an interpretable generative model of brain dynamics in rest, task, and ...