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  1. 1948 in radio. The year 1948 saw a number of significant events in radio broadcasting . Events. 22 March – The Voice of Firestone becomes the first radio program to be aired on both AM and FM radio stations. 12 May – Don McNeill's Breakfast Club appears on television for the first time, via a simulcast on both ABC Radio and ABC TV.

  2. 1940 in radio - Wikipedia. Contents. hide. (Top) Events. Debuts. Closings. Births. Deaths. References. 1940 in radio. The year 1940 saw a number of significant events in radio broadcasting history. Events. 5 January: FM radio is demonstrated for the Federal Communications Commission in the United States for the first time.

  3. After World War II: The FM radio broadcast was introduced in Germany. 1948: A new wavelength plan was set up for Europe at a meeting in Copenhagen. Because of the recent war, Germany (which was not even invited) was only given a few medium-wave frequencies, which are not very good for broadcasting.

  4. 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 . Discovery.

  5. ← 1940 · 1941 · 1942 · 1943 · 1944 · 1945 · 1946 · 1947 · 1948 · 1949 → Subcategorias Esta categoria contém as seguintes 2 subcategorias (de um total de 2).