Radio history

This program tells the complete story of radio, from its roots in Marconi's wireless telegraphy and the invention of the vacuum tube by Lee De Forest, to its heyday in the 1930s and subsequent upstaging by television in a battle for audience-share. Academic experts discuss the impact of early i...

Full description

Other Authors: Films for the Humanities & Sciences (Firm), Infobase., Planet Pictures (Firm)
Format: Video
Language: English
Published: New York, N.Y. : Infobase, [2006], c1997.
Physical Description: 1 streaming video file (28 min.) : sd., col., digital file.
Series: Story of film, TV, and media.
Subjects:

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