The vocoder was invented in the 1930s by Homer Dudley of Bell Labs, as a means of compressing the human voice into something more easily transmittable to conserve bandwidth.

Who was the first to use vocoder?

The vocoder was invented in 1938 by Homer Dudley at Bell Labs as a means of synthesizing human speech. This work was developed into the channel vocoder which was used as a voice codec for telecommunications for coding speech to conserve bandwidth in transmission.

When was the first vocoder invented?

The wall of knobs assigned this task was the vocoder, a massive walk-in closet of cryptology invented by Bell Labs in 1928. The vocoder divided the voice into its constituent frequencies, spread across ten channels, and transmitted them through band pass filters.