The Voder Homer Dudley ( Bell Labs) 1939

The Voder by Homer Dudley (Bell Telephone Laboratories, Murray Hill, New Jersey) was the first device that could generate continuous human speech electronically. The flowing composition of the many speech sounds had to be done manually in realtime on a special keyboard shown in this video. In 1939, Alden P. Armagnac wrote in Popular Science about this speaking device: He hasn t any mouth, lungs, or larynxbut he talks a blue streak. His name is Pedro the Voder, and you may see him in action at the New York and San Francisco world s fairs. His creation from vacuum tubes and electrical circuits, by Bell Telephone Laboratories engineers, crowns centuries of effort to duplicate the human voice. To manufacture Pedro s conversation, his operator employs a keyboard like that of an oldfashioned parlor organ. Thirteen black and white keys, fingered one or more at a time, produce all the vowels and consonants of speech. Another key regulates the loudness of the synthetic voi