|Created||March 17, 2013|
|Last modified||March 17, 2013|
|Tags||arduino digital-potentiometer fm-synthesis|
Digitally controlled analog synthesizer.
This circuits provides digital control of two 7555 astable oscillators configured for FM synthesis. Controlling this circuit requires a microcontroller running a small SPI program. The Arduino has an demo program in the examples menu.
Demonstration video may be viewed here: http://www.youtube.com/watch?v=JzKzRq4mcdk
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