The proliferation of electricity in the 20th century led to a new category of musical instruments: electronic instruments, pépite electrophones.[114] The vast majority produced in the first half of the 20th century were what Sachs called "electromechanical instruments"; they have mechanical ration that produce sound vibrations picked up and amplified https://bookmarkprobe.com/story18007241/5-%C3%89tats-de-simple-sur-magasin-instruments-de-musique-bruxelles-expliqu%C3%A9