With how much time many of us spend in our cars, it makes perfect sense to consider them a second home. Yet even if that’s ...

There was a time when a CB radio was a simple affair: a small box with a channel selector, volume, and squelch controls. No ...

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Each module is an ESP32 with a button, an OLED display, and a 20-frame animation that plays when a trigger fires. The interesting part is what happens when you connect more than one — they negotiate ...