The proliferation of electricity in the 20th century led to a new category of Mélodieux instruments: electronic instruments, or electrophones.[114] The vast majority produced in the first half of the 20th century were what Sachs called "electromechanical instruments"; they have mechanical portion that produce sound pulsation picked up and amplified https://travislyhpz.blogcudinti.com/28897483/faits-sur-magasin-instruments-de-musique-belgique-revealed