| NOM | quantity | fon, phon | a unit of subjective loudness |
|---|
| Sentit | A unit of subjective loudness. | |
|---|---|---|
| Sinònim | phon | |
| Parts | son | A unit of perceived loudness equal to the loudness of a 1000-hertz tone at 40 dB above threshold |
| General | unitat del so | Any acoustic unit of measurement |
| Anglès | phon | |
| Espanyol | fonio, phon | |
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