Pipe local wireless noise through an SDR into an RPi, and 64 LED filaments do the rest Unless you live in a Faraday cage, you're surrounded at all times by invisible radio signals, from Bluetooth and ...

D printed breadboard designs optimized to leave as many rows as possible for the Raspberry Pi Pico and ESP32 development boards.

To get it working you should have an Murmulator (development) board with VGA output. Schematics available here at https://github.com/AlexEkb4ever/MURMULATOR_classical ...

As for the wire length between Pico and SD card, short wiring as possible is desired, otherwise errors such as Mount error and Write fail will occur. See "Getting ...