Lee de Forest's father was a minister and hoped that his son would follow in his footsteps. In order to be trained for this calling, de Forest left Alabama for prep school in Massachusetts.

Jan. 13 (UPI) --On this date in history: In 1910, radio pioneer and electron tube inventor Lee Deforest arranged the world's first public radio broadcast, a performance by the New York ...

Lee De Forest invented the audion, a vacuum tube device that could take a weak electrical signal and amplify it into a larger one. The audion helped AT&T set up coast-to-coast phone service ...