MAKE subscriber Jared writes in to share his latest tutorial, how to make a laser instrument. Using a set of eight laser diodes and detectors, he converted an Arduino into a nice looking instrument. We’ve seen other laser harps in the past, but this one is neat because the Arduino is also used as a synthesizer to make the sounds, so the whole thing is self-contained.
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Jeff posted this nice how-to on wiring up a 7-Segment LED to an Arduino. His code uses the ‘map()’ function to scale the sensor data and display it’s relative value on the 7-Segment display. This is a good project to try out, after you make the infamous pin 13 blinking LED. [via arduinofun]
In the Maker Shed:
Make: Arduino
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Back home in Mansfield woodhouse. Good old northern air!
