[nickinoki] Made a light show using some amplifiers and an arduino. First he created a microphone circuit based around a LM386 Audio Amplifier. After amplifying the output of the microphone a secon… ...

In the project’s current state, the light pattern needs to be created manually, but with some adjustments to the Arduino code, that could be more automated, something along the lines of this ...

Check out the video below to see the Arduino music visualiser IKEA coffee table in action, its designer explain more about its inspiration and construction.