Search Results for: Radio broadcasting incorporating sound recording
(august , – june , ) was an american inventor , self-described "father of radio", and a pioneer in the development of sound-on-film recording used for motion pictures. he had over patents, but also a tumultuous career—he boasted that he made, then lost, four fortunes. he was also involved in several
broadcasting , long distance telephone lines, and talking motion pictures , among countless other applications. contents early life early radio work american de forest wireless telegraph company radio telephone company arc radiotelephone development initial broadcasting experiments "grid" audion detector...
https://en.wikipedia.org/wiki/Lee_de_Forest