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 ...
October 2025. A maker uploaded a video to YouTube. The title was "Build an ESP32 RC Submarine with FPV Camera". Just $117. An ESP32 microcontroller and a 3D printer. An acrylic pipe and a syringe. By ...