jan 1, 1896 - One of the earliest precursors to the synthesiser: The Teleharmonium was invented
Description:
It used tonewheels to generate electrical signals to create sound. The tonewheels would carry the electrical signals to a vacuum pump, and they would carry those signals to a brass "horn" speakersAdded to timeline:
Date:
jan 1, 1896
Now
~ 130 years ago