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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!

 
Could you post the schematics?
Here is a schematic we used in this tutorial: http://en.wikipedia.org/wiki/555_timer_IC
Here you can see a schematic: https://www.circuitlab.com/circuit/dgv878/variable-hz-7555/ <br>its a slight variation on the above, with much more satisfactory results.

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Bio: Music Technology at NYU Steinhardt is a leading and internationally recognized program in music, sound and audio technology. Students prepare for successful careers in sound ... More »
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