Fletcher-Munson curve

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Fletcher-Munson curve

measurement

Also known as: equal-loudness curve

Learn about this topic in these articles:

human hearing range

In sound: Dynamic range of the ear
…of equal-loudness curves, sometimes called Fletcher-Munson curves after the investigators, the Americans Harvey Fletcher and W.A. Munson, who first measured them. The curves show the varying absolute intensities of a pure tone that has the same loudness to the ear at various frequencies. The determination of each curve, labeled by…
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sound measurement

In sound-level meter
The Fletcher–Munson curve, for example, shows the relationship between loudness in decibels and subjectively judged loudness. Other variables have also been studied.
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