phon

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Related to Loudness Level: equal loudness contour

phon

(fōn),
A unit of loudness of sound.

phon

(fŏn)
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

(fōn)
A unit of loudness of sound.

phon

(fon) [Gr. phönē, voice, sound]
A unit of measure of perceived loudness.
References in periodicals archive ?
The loudness levels reported here can be used in a laboratory experiment, exposing pharmacists to continuous white noise as they fill prescriptions, to analyze accuracy and to clarify the relationship between loudness and error rates.
DTS Boost[TM]: Maximizes acoustic power of the internal notebook speakers to deliver loudness levels while avoiding distortion
The compact PAM PiCo Five, complete with revolutionary StarFish surround sound display, allows for real time logging of all relevant loudness parameters, including high and low loudness levels, peak-level and corresponding peak channel, as well as integrated loudness.
The WinOGCP gives users flexibility by utilising Cobalt's optional +LM software to monitor and control loudness levels and dialnorm from anywhere via a LAN/WAN connection.
According to FCC documents, undesirable changes in TV-audio loudness levels have annoyed viewers since the 1960's.