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In this lesson, you will learn how to make sounds with your Arduino. First you will make the Arduino play a 'musical' scale and then combine this with a photocell, to make a Theremin-like instrument that changes the pitch played as you wave your hand over the photocell.

Last updated on 2015-05-04 at 04.27.11 PM Published on 2012-12-12 at 01.54.02 PM