If you’re building a homelab rig, you could just use off-the-shelf hardware in standard cases and slap it all in a rack like ...

Learn how to build a hand-crank phone charger at home using simple electronics components like repurposed DC motors, magnets, ...

There are plenty of radios you can buy that pick up MW and SW bands if that’s what you’re into. Or, you can follow [mircemk]’s example, and whip one up yourself instead. The build employs an ESP32 as ...