Picture of How to Build a Luzboard (Electronic Instrument)
This is an electronic instrument played similarly to a keyboard with some fun effects. A light sensor is attached to the computer that controls the timber (sound) of the pitches. You can play a chromatic scale from C to C in four octaves using the computer keyboard.

Step 1: Download Pure Data (PD)

Picture of Download Pure Data (PD)
Go to www.puredata.org/downloads and download the program. It is compatible to linux, mac, and windows.
gbone935 years ago
 i agree with Goodhart
Goodhart6 years ago
This needs a few more details, like where to you find or how do you make the sensor, and where do you plug it in....etc.