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EH.Net Encyclopedia: History of the Radio Industry in the United States to 1940 (3977 words) |
 | Radio broadcasting was the cheapest form of entertainment, and it provided the public with far better entertainment than most people were accustomed to. |
 | The growth of radio in the 1920s and 30s can be seen in Tables 1, 2, and 3, which give the number of stations, the amount of advertising revenue and sales of radio equipment. |
 | That radio was to be a regulated industry was decided in 1912, when Congress passed a Radio Act that required people to obtain a license from the government in order to operate a radio transmitter. |
| 1940 (1961 words) |
 | 1940 in architecture 1940 in art 1940 in aviation 1940 in film 1940 in literature 1940 in music 1940 in radio 1940 in science 1940 in sports 1940 in television 1940 in Canada |
 | January 5 - FM radio is demonstrated to the FCC for the first time. |
 | November 7 - In Washington, the middle section of the Tacoma Narrows Bridge collapses in a windstorm, a mere four months after the bridge's completion (it opened to traffic on July 1, 1940 as the third-longest suspension bridge in the world). |