Ever wondered how an analog synthesizer actually generates sound? Using some basic components and a 7555 IC, we'll show you how to make your own square-wave generator, allowing you to create small yet powerful and versatile synths of your own!

For a more in-depth look at the 555 timer IC family and what you can do with it, check out this pdf: [ Ссылка ]

Here is another approach to the 7555, its just a wire diagram/schematic.
[ Ссылка ]

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