Greg’s Harp is an Arduino-powered robotic string instrument

Frank Piesik recently designed a robotic three-stringed instrument for his friend, Gregor, that features a unique sound and mechanical arrangement. Notes are selected by an array of 12 servos — four for each string — which pull down using a loop mechanism. The aptly named Greg’s Harp is play

Source : Greg’s Harp is an Arduino-powered robotic string instrument

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