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  2. Television in the United States - Wikipedia

    en.wikipedia.org/.../Television_in_the_United_States

    Television is one of the major mass media outlets in the United States. In 2011, 96.7% of households owned television sets; [1] about 114,200,000 American households owned at least one television set each in August 2013. [2] Most households have more than one set. The percentage of households owning at least one television set peaked at 98.4% ...

  3. FM broadcasting in the United States - Wikipedia

    en.wikipedia.org/wiki/FM_broadcasting_in_the...

    FM radio channel assignments in the U.S. In the United States, FM broadcasting stations operate on a 20.2 MHz-wide frequency band, spanning from 87.8 MHz to 108 MHz. This is divided into 101 0.2 MHz-wide channels, which are designated as channels 200 through 300. In actual practice, few except the FCC use these channel numbers; the frequencies ...

  4. Radio in the United States - Wikipedia

    en.wikipedia.org/wiki/Radio_in_the_United_States

    e. Radio broadcasting has been used in the United States since the early 1920s to distribute news and entertainment to a national audience. In 1923, 1 percent of U.S. households owned at least one radio receiver, while a majority did by 1931 and 75 percent did by 1937. [1][2] It was the first electronic "mass medium" technology, and its ...

  5. High-definition television in the United States - Wikipedia

    en.wikipedia.org/wiki/High-definition_television...

    High-definition television (HDTV) in the United States was introduced in 1998 and has since become increasingly popular and dominant in the television market. Hundreds of HD channels are available in millions of homes and businesses both terrestrially and via subscription services such as satellite, cable and IPTV.

  6. History of television - Wikipedia

    en.wikipedia.org/wiki/History_of_television

    History of television. Family watching TV, 1958. The concept of television is the work of many individuals in the late 19th and early 20th centuries. The first practical transmissions of moving images over a radio system used mechanical rotating perforated disks to scan a scene into a time-varying signal that could be reconstructed at a ...

  7. Stereophonic sound - Wikipedia

    en.wikipedia.org/wiki/Stereophonic_sound

    Japanese television began multiplex (stereo) sound broadcasts in 1978, [71] and regular transmissions with stereo sound came in 1982. [72] By 1984, about 12% of the programming, or about 14 or 15 hours per station per week, made use of the multiplex technology. West Germany's second television network, ZDF, began offering stereo programs in ...

  8. Television - Wikipedia

    en.wikipedia.org/wiki/Television

    The word television comes from Ancient Greek τῆλε (tele) 'far' and Latin visio 'sight'. The first documented usage of the term dates back to 1900, when the Russian scientist Constantin Perskyi used it in a paper that he presented in French at the first International Congress of Electricity, which ran from 18 to 25 August 1900 during the International World Fair in Paris.

  9. Mass media in the United States - Wikipedia

    en.wikipedia.org/.../Mass_media_in_the_United_States

    There are several types of mass media in the United States: television, radio, cinema, newspapers, magazines, and web sites. The U.S. also has a strong music industry. New York City, Manhattan in particular, and to a lesser extent Los Angeles, are considered the epicenters of U.S. media. Many media entities are controlled by large for-profit ...