What is the meaning of Phon?
A unit of apparent loudness, equal in number to the intensity in decibels of a 1,000-hertz tone judged to be as loud as the sound being measured.
Proscribed spelling of fon
Source: wiktionary.orgSearch words containing
A unit of apparent loudness, equal in number to the intensity in decibels of a 1,000-hertz tone judged to be as loud as the sound being measured.
Proscribed spelling of fon
Source: wiktionary.orgSearch words containing