VU Meter: Music Reactive LEDs

This is a VU meter, where the LEDs light up to the tune (more accurately, volume) of music. It is comprised of a sound detector board and 10 differently coloured LEDs which depicts the meter. In the video shown above, the LEDs light up to the sound of Avicii's "Wake me Up."A VU meter is a volume ind...
By: TechMartian

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