Phonevision was a project by Zenith Radio Company to create the world's first pay television system. It was developed and first launched in Chicago, followed by further trials in New York City and Hartford, Connecticut.
Phonevision was a project by Zenith Radio Company to create the world's first pay television system. It was developed and first launched in Chicago, followed by further trials in New York City and Hartford, Connecticut. (en)
Phonevision was a project by Zenith Radio Company to create the world's first pay television system. It was developed and first launched in Chicago, followed by further trials in New York City and Hartford, Connecticut. (en)