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Until the start of 2002, CNN was the number one cable news network in the ratings. [12] Starting in 2013, a major ratings decline at MSNBC has pushed that network to fourth place in March 2015. [13] Fox News marked its 15th year as the highest-rated cable news channel in the same demographic, posting 2.8 million average total viewers in January ...
Original major radio broadcasting networks in the United States The WEAF and WJZ chains. Following the introduction of radio broadcasting in the early 1920s, the American Telephone and Telegraph Company (AT&T) developed the first radio network, linking together individual stations with specially prepared long-distance telephone lines in what at the time was called a "chain".
The 1926 formation of the National Broadcasting Company was a consolidation and reorganization of earlier network radio operations developed by the American Telephone & Telegraph Company (AT&T) beginning in 1922, in addition to more limited efforts conducted by the "radio group" companies, which consisted of the Radio Corporation of America (RCA) and its corporate owners, General Electric (GE ...
Also AM radio or AM. Used interchangeably with kilohertz (kHz) and medium wave. A modulation technique used in electronic communication where the amplitude (signal strength) of the wave is varied in proportion to that of the message signal. Developed in the early 1900s, this technique is most commonly used for transmitting an audio signal via a radio wave measured in kilohertz (kHz). See AM ...
Sports Tonight is an American sports news television program that aired on CNN from 1980 to 2001, and on CNN/SI from December 12, 1996 to the channel's demise on May 15, 2002. It normally aired at 11 p.m. ET/10 p.m. CT.
Cable radio: Cable radio providers include Music Choice, Muzak, DMX, Sonic Tap and Canada-based Galaxie. CRN Digital Talk Radio Networks specialize in talk radio. [6] Satellite radio: Direct-to-consumer satellite radio broadcasting was introduced in the United States in 1997; there is only a single provider, SiriusXM. Technical operations are ...
Telegraph service permitted short texts to be sent cheaply and arrive in a matter of minutes to hours, instead of days or weeks. Telegraphy facilitated faster and more profitable freight and passenger railway traffic, consolidated financial and commodity markets, sped political news and commentary, and lowered information costs for companies. [1]
Minnesota News Network, a subsidiary of Learfield Communications. Mississippi News Network, a subsidiary of TeleSouth Communications. Missouri Net, a subsidiary of Learfield Communications. Northern News Network of Montana, a subsidiary of Northern Broadcasting System. Nebraska Radio Network, a subsidiary of Learfield Communications.