Scientific Discoveries and Inventions of Lee de Forest, which Contributed to the Progress in Radio Tube Technology and Social Development

Abstract

The scientific discoveries and inventions of Lee de Forest, which left a noticeable mark in radio tube technologies and society, are considered and analyzed. De Forest’s struggle for priority in opening feedback in an audio frequency amplifier is described. The superiority of de Forest in recording sound on film based on the Phonofilm technology invented by him was noted. It is shown how in the dramatic life of de Forest there was a place not only for scientific research, but also for love for women.