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The early history of radio is the history of technology that produces and uses radio instruments that use radio waves. Within the timeline of radio, many people contributed theory and inventions in what became radio. Radio development began as "wireless telegraphy". Later radio history increasingly involves matters of broadcasting.
The Golden Age of Radio, also known as the old-time radio (OTR) era, was an era of radio in the United States where it was the dominant electronic home entertainment medium. It began with the birth of commercial radio broadcasting in the early 1920s and lasted through the 1950s, when television gradually superseded radio as the medium of choice ...
Audio broadcasting (1915 to 1950s) 1919: First clear transmission of human speech, (on 9XM) after experiments with voice (1918) and music (1917). 1920: Regular wireless broadcasts for entertainment began in Argentina, pioneered by the group around Enrique Telémaco Susini. 1920: Spark-gap telegraphy stopped.
A French ship-to-shore radio station in 1904. The invention of radio communication was preceded by many decades of establishing theoretical underpinnings, discovery and experimental investigation of radio waves, and engineering and technical developments related to their transmission and detection. These developments allowed Guglielmo Marconi ...
Radio in Mexico is a mass medium with 98 percent national penetration and a wider diversity of owners and programming than on television. In a model similar to that of radio in the United States, Mexican radio in its history has been largely commercial, but with a strong state presence and a rising number of noncommercial stations in the 2000s and early 2010s.
Since 1981, the number of stations in France (public and private) has reached more than 1700. The AM band is not used in France (though it was viral before WW2). Longwave has been abandoned by Radio France in 2018, Europe 1 in 2019, and RMC in 2020. [clarification needed]. Radio Luxembourg abandoned the LW on 1 January 2023.
La noticia y yo: nuestros periodistas y sus memorias (in Spanish). San Juan: Editorial Universidad de Puerto Rico. ISBN 9780847716265. (Covers 1930s-1980s) Historia de la radio en Puerto Rico; La Radioafición en Puerto Rico; La radio y sus oyentes durante el huracán María: un reexamen de la relación medio-audiencia en situaciones de desastres
Logo of the first World Radio Day. In honor of the first World Radio Day in 2012, Lifeline Energy, Frontline SMS, SOAS Radio and Empower house hosted a seminar in London.A variety of practitioners, academics, and tool providers joined the School of Oriental and African Studies to explore ways in which radio reaches even the most remote and vulnerable communities. [7]