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Build a simple VU meter with an Arduino Uno and LEDs

Build a simple VU meter with an Arduino Uno and LEDs

If you’ve been looking for a simple audio Arduino project, you may want to check out this VU meter from YouTuber RZtronix. The Maker built the device using an Uno along with some LEDs, a couple wires, a breadboard, a sound sensor, and a 5V power supply.

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