How to Build a Magnetized Piano Harp

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Subscribe to MOTHERBOARD: http://bit.ly/Subscribe-To-MOTHERBOARDIn our final episode of season two of Sound Builders, presented by Harman, we head over to downtown Brooklyn, to spend the day with Andy Cavatorta. He's an inventor, sculptor, and instrument designer whose latest quest to program robots to make music has led him to the creation of his magnetized piano harp.Cavatorta is no stranger to building his own instruments. His most recent claim to fame was his role in developing a homespun instrument for experimental musician Björk. In preparation for her 2013 Biophiliia tour, Björk commissioned Cavatorta to build harps that swung like multi-string pendulums and triggered musical patterns from Earth's gravitational pull.For his latest musical creation, Andy has mounted a caboodle of magnets onto a piano's frame. Once the magnets are activated, electromagnetic vibrations pull and release the piano's steel strings in a bloom of various pitches in harmonic succession. By doing this, Andy has managed to feather dust an instrument that was created many centuries ago and offer it a new sonic vocabulary by tapping into the piano's uncharted harmonics. Indeed, our exchange between sound and i...

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