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October 29, 1923: Radio broadcasting begins. Friedrich Georg Knöpfke, Director of Funkstunde Berlin, speaks the famous words: "Attention, attention! This is the broadcasting
Berlin, in the Vox Haus. On wave 400 meters."
October 29, 1923: Radio broadcasting begins. Friedrich Georg Knöpfke, Director of Funkstunde Berlin, speaks the famous words: "Attention, attention! This is the broadcasting
Berlin, in the Vox Haus. On wave 400 meters."