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LED Sound Meter

In this guide you will learn to created an array of leds that visually represent the volume picked up by an electret microphone. You will learn how to wire 3 different circuits which are the led array (which is really many individual circuits), the microphone, and a button which can... Read more »

Electronic MIDI Wind instrument

This is a six button model of a wind instrument with a force sensor powered by Arduino that can detect combinations of keys and play many notes through a MIDI device, such as a keyboard. This means that you will be able to play more notes with minimum finger combinations... Read more »

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