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Words related to decibels

dec·i·bel
D d

  • dynamic range

    the range of signal amplitudes over which an electronic communications channel can operate within acceptable limits of distortion. The range is determined by system noise at the lower end and by the onset of overload at the upper end

  • phon

    a unit for measuring the apparent loudness of a sound, equal in number for a given sound to the intensity in decibels of a sound having a frequency of 1000 cycles per second when, in the judgment of a group of listeners, the two sounds are of equal loudness.

  • reverberation time

    the time it takes for a sound made in a room to diminish by 60 decibels.

  • sone

    a unit for measuring the loudness of sound, equal to the loudness of a sound that, in the judgment of a group of listeners, is equal to that of a 1000-cycle-per-second reference sound having an intensity of 40 decibels.
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