CMU School of Drama


Saturday, December 21, 2013

Through The Years: A Look At Notable Microphone Developments

Pro Sound Web: Microphones as we know them date back to about the mid-1800s, when many different inventors were trying to electronically transmit sounds from one place to another. Before then, the term microphone was used to describe an acoustical device (like an ear trumpet or stethoscope) that helped amplify sounds.

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