take an rgb led and pump out some bumping tunes... or you know, just tones
- arduino
- bread board
- rgb led (common cathode)
- 3 1uF capacitor
- 1 4.7uF capacitor
- 1 kΩ resistor
- jumper wires
- aligator clamps
- head phones (or speakers)
note all the caps are optional, but they make the sound a lot nicer
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see pictures
