Browse 3,100+ piano sketch stock illustrations and vector graphics available royalty-free, or search for piano drawing to find more great stock images and vector art. Grand piano musical instrument ...

Browse 960+ piano keys sketch stock illustrations and vector graphics available royalty-free, or start a new search to explore more great stock images and vector art. A collection of music-themed ...

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The application uses an ultrasonic distance sensor (HC-SR04) to measure the distance to your hand (or any other object for that matter). This distance is then translated in to a note which is played ...