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  1. Radio network. For wireless, see wireless network. There are two types of radio network currently in use around the world: the one-to-many ( simplex communication) broadcast network commonly used for public information and mass-media entertainment, and the two-way radio ( duplex communication) type used more commonly for public ...

    • NBC Radio Network

      The National Broadcasting Company's NBC Radio Network (also...

    • Radio

      Radio is the technology of communicating using radio waves....

  2. Radio - Broadcasting, Entertainment, History | Britannica. Home Entertainment & Pop Culture Television & Radio TV & Radio Shows & Networks. The Golden Age of American radio as a creative medium lasted, at best, from 1930 to 1955, with the true peak period being the 1940s.

  3. Learn about radio, a form of mass media and sound communication by radio waves, from its birth in the early 20th century to its current challenges and innovations. Explore the history of radio programming and broadcasting around the world, from experiments to commercial services.