David Edward Hughes Carbon Microphone
July 6, 2024
Carbon microphone, invented in 1878 by David Edward Hughes, 1890 David Edward Hughes, the father of the microphone Carbon microphone, invented in 1878 by David Edward Hughes (1831 ... First Carbon Microphone Invented By British Stock Photo 97750145 ... | David Edward Hughes Carbon Microphone
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![PROFESSOR DAVID EDWARD HUGHES [1829/1830/181(?) -1900]](https://cdn.britannica.com/67/172467-050-7B220AD2/Type-printing-telegraph-David-Hughes-1860.jpg?w=300&h=169&c=crop){kind=link}
