On this day in 1915, the first practical application of moving-coil loudspeaker was invented by Peter Jensen and Edwin Pridham in Napa, California. The design brought together an electroacoustic transducer that produced sound in response to an electrical audio signal input—the same electro-dynamic principle that drives virtually every modern loudspeaker you use in your car, [...]
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The discovery of radio in 1892 sparked amazing technological advancements, fundamentally guiding the development of how we communicate with each other and entertain ourselves. Check out this infographic to trace the evolution of radio from the very first frequencies observed by Tesla to the social radio phenomenon Turntable.FM.
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Around the world and throughout history, people celebrate holidays with music. With the weather getting colder in the and the days getting shorter in the Northern hemisphere, people often turn to tradition, family, and music to lighten their lives in the middle of winter. In this playlist, listen to songs of Christmas, Hannukah, and Kwanza. [...]
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