Flashing Leds With Music

by SAMIRAN__ in Circuits > LEDs

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Flashing Leds With Music

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This is a simple project. We have a bunch of leds that flicker with changing intensity of sound.

Supplies

What we need are
1 a power supply 5v
2 LM339 ic (comparators)
3 leds 4 (any colour)
4 resistors 1k (13pieces), 1M(1piece), 10k(1)
5 capacitor 0.1(1)
6 sound sensor module compatible with Arduino
7 jumper wires
8 breadboard
9 and the circuit diagram!

Assembling the Parts. According to the Diagram

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It's just one step. Assemble the circuit parts as describes in the diagram and you are good to go. You just need to adjust the potentiometer on the sensor! That's all.