File:Western Electric double button carbon microphone.jpg - Wikipedia

History of Sound Recording and Analysis Equipment

Carbon microphone

Microphones 1

Western Electric 387W Carbon Button Disk Microphone

Vintage 1920s Western Electric 387 double-button carbon spring mic and ring demo

Western Electric 387W Carbon Button Disk Microphone

Carbon microphone - Wikipedia

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Rare 1930's Western Electric 600A Double Button Carbon Microphone w/stand - prop

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