How did the natural perception of one's own voice differ from hearing it played back on the phonograph?

Answer

Natural hearing involved bone conduction within the skull, altering the perceived pitch and quality

When people heard their own voices played back, they were hearing themselves as others perceived them, which was jarring because naturally, they heard their voice via bone conduction within their skulls, which alters the pitch and quality they perceive.

How did the natural perception of one's own voice differ from hearing it played back on the phonograph?

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