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  • Phon - Wikipedia
    The phon is a logarithmic unit of loudness level for tones and complex sounds Loudness is measured in sones, a linear unit
  • Phon | Sound Level, Decibel Acoustics | Britannica
    phon, unit of loudness level The loudness level of a sound is a subjective, rather than an objective, measure To measure loudness, the volume of a 1,000- hertz reference tone is adjusted until it is perceived by listeners to be equally as loud as the sound being measured
  • Loudness Units: Phons and Sones - HyperPhysics
    It is usually presumed that the standard range for orchestral music is about 40 to 100 phons If the lower end of that range is arbitrarily assigned a loudness of one sone, then 50 phons would have a loudness of 2 sones, 60 phons would be 4 sones, etc
  • PHON Definition Meaning | Dictionary. com
    Phon definition: 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
  • PHON Definition Meaning | Merriam-Webster Medical
    The meaning of PHON is the unit of loudness on a scale beginning at zero for the faintest audible sound and corresponding to the decibel scale of sound intensity with the number of phons of a given sound being equal to the decibels of a pure 1000-hertz tone judged by the average listener to be equal in loudness to the given sound
  • PHON definition in American English | Collins English Dictionary
    phon in American English (fɑn) noun a measure of the apparent loudness level of a sound with respect to a 1,000-cycle-per-second pure tone: based on the subjective judgment of the human ear or on objective comparisons of acoustical measurements
  • Phon - definition of phon by The Free Dictionary
    Define phon phon synonyms, phon pronunciation, phon translation, English dictionary definition of phon n A unit of apparent loudness, equal in number to the intensity in decibels of a 1,000-hertz tone perceived to be as loud as the sound being measured
  • Phon - (College Physics I – Introduction) - Fiveable
    A phon is a unit of perceived loudness level for pure tones It is numerically equal to the sound pressure level in decibels (dB) of a 1 kHz tone that is perceived as equally loud




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