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phon
A unit of subjective sound loudness. A sound has loudness p phons if it seems to the listener to be equal in loudness to the sound of a pure tone of frequency 1 kilohertz and strength p decibels.
| notation | C69 |
| conversionMultiplier | 1.0 |
| dimensionVector | 1 |
| in groupings | unece:acoustic |
Mappings & provenance
| exactMatch | http://qudt.org/vocab/unit/PHON |
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