A very simple sound card / synthesizer circuit using NE555 and MCP41010.
Project tutorial by Team Useless 98
This project started from FabLab of Boilchon High School. Turning the button changes the sound.
Project showcase by FabLab of Legends
Discover how to make an I2S Theremin based on the new Arduino I2S library.
Project tutorial by Arduino_Genuino
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