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Dolby noise reduction

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Definition Edit

Dolby noise reduction is

a form of dynamic preemphasis used during recording, plus a form of dynamic deemphasis used during playback, that work in tandem to improve the signal-to-noise ratio. It is commonly applied to tape recordings to reduce hiss.[1]

References Edit

  1. ARSC Guide to Audio Preservation, Glossary, App. B, at 225.

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