Vivek Gupta
Published © MIT

DIY Laser Piano

A laser piano using 5V laser and Arduino. When you wave your hand in between the laser and piano, it produces a tune.

EasyFull instructions provided3 hours733

Things used in this project

Hardware components

laser diode
×8
Arduino Leonardo Pro Micro
×1
LDR
×8
speaker
×1
Resistor 10k ohm
Resistor 10k ohm
×8

Story

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Schematics

Schematic Diagram

I have used 10 k resistor array. If you don't find resistor array, you can simply use a normal 10k resistor.
Circuit okmcslulc6

Code

Laser Piano DIY

Upload this sketch to your arduino board

Credits

Vivek Gupta

Vivek Gupta

0 projects • 9 followers
In love with hardware.I work in corporate and prepare free hardware tutorials in my free time.Check out http://www.go8051.com 8051 tutorials
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