Both Thomas Edison and Emile Berliner filed patent applications for the carbon microphone, in March and June 1877 respectively. After a long legal battle, Edison emerged the victor, and the Berliner patent was ruled invalid by both American and British courts.
Take a trip through the microphone's early days - from invention to old-school broadcasting. Historic photos of a time when recorded and amplified audio were a novelty, rather than a necessity of everyday life.
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