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Monthly Archives: March 2014
Pitch to Color
Here is the color wheel used by my electronic instrument, Abella. When the music box is playing “C”, the pitch display appears yellow. Middle “C” is set at 262 Hz, high “C” at 523, and low “C” at 131 Hz, and each is displayed yellow. The remaining notes occupy a RGB-CMY color space.
Posted in Electronics, Music
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Shift registers and Voltage display
I’ve been having great fun with the Arduino Uno microcontroller board. Here I’ve got the Arduino using a shift register to light up a 7-segment display output.
Posted in Electronics, Solar
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Gregory Kimball 