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Free Arduino Course:  Optical Theremin

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RGB LEDs use combinations of red, green, and yellow in various intensities to create a whole rainbow of colors. In this course, you’ll learn to incorporate this special kind of LED into a circuit, and then write some code to get it to run through a spectrum of colors.

What You’ll Learn

When you are finished with this project, you’ll be able to:

  • Build a circuit using an RGB LED
  • Understand how colors are created by mixing red, blue, and green

What You’ll Need

To complete this project, you’ll need the following components

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