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For their first 3 years selling radios, RCA’s revenues amounted to $83,500,000
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Radio entertainment is so popular that theaters did not open until after the extremely popular “Amos ‘n Andy” show was over.
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United States Census is the first in that country's history to require households to report the ownership of a radio-receiving set.
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Little Orphan Annie is a daily American comic strip created by Harold Gray and syndicated by the Tribune Media Services
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The three major news-wire services, AP, UP, and INS, announced they would no longer allow radio stations to use their stories.
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Armstrong solved the radio’s last major problem, static, by inventing frequency modulation (FM), which he successfully tested in 1933
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A radio can be found in 60% of American Households
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the radio industry established its own news-gathering agency
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585 radio stations in the U.S.
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They began supplying their services to subscribing radio stations
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122.3
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the FCC announced the creation of an Apex band of stations, consisting of 75 channels spanning from 41.02 to 43.98 MHz.
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Radio's instant, on-the-spot reports of dramatic events drew large audiences starting in 1938 in the run-up to World War II and played a major role during the conflict
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newspapers deliberately played up a 1938 radio adaptation of The War of the Worlds by claiming that the broadcast triggered a mass hysteria of people who thought they were listening to a real-life account of an ongoing alien invasion
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By 1938, 40 percent of the nation’s 660 stations were affiliated with a network, and many were part of a chain
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Almost immediate coverage of events
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the Apex stations were ordered to be off the air by January 1, 1941, if they had not converted to FM by that date.
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The most popular drama and comedy shows and most of their stars migrated from radio to television in the 1940s
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FM broadcasting stations were first authorized in 1941
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the Federal Communications Commission forced NBC to sell a part of its system to Edward J. Noble, who formed the American Broadcasting Corporation (ABC).