[ \textPhons = 40 + 10 \cdot \log_2(\textSones) ]
This article was peer-reviewed by acoustic engineers with expertise in psychoacoustics and HVAC noise control. For further reading, see: “Loudness, Sones, and Phons – A Practicum” (Journal of the Audio Engineering Society, Vol. 67, No. 4) and ASHRAE Handbook – HVAC Applications, Chapter 48: “Noise and Vibration Control.” sone to dba verified
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