Abacusynth is a synthesizer inspired by an abacus, the ancient counting tool used all around the world. Just like an abacus is used to learn the fundamentals of math, the Abacusynth can be used to explore the building blocks of audio synthesis.
I was further in my banjo practice that I currently am. My aunt grabbed my instrument and said, “Watch this!” before absolutely *shredding* the strings playing Cotton Eye Joe.
Görkem Şen is a Turkish musician who wanted to create the sounds of electronic music acoustically. His invention, the yaybahar, is a string instrument connected to drums via metal coils that creates a wide variety of otherworldly music.
A skillful display of an unusual instrument: The Theremin. An electronic musical instrument controlled without physical contact by the performer | source