Because the Sone scale is linear and the Decibel scale is logarithmic, we use a power-law relationship.
Because Sones are linear, a sound of to a human as 1 Sone. In contrast, it takes a roughly 10 dB increase for a sound to be perceived as twice as loud. Approx. dBA Real-World Comparison 0.3 Sone 11–22 dBA Pin dropping / Virtually silent 1.0 Sone Whisper / Running refrigerator 2.0 Sone Quiet office / Babbling brook 4.0 Sone Two-person conversation 8.0 Sone Normal conversation / Average traffic 13.0 Sone Business office / Laughter The Math: How to Calculate dBA from Sones sone to dba
Sound Quality Metrics: Loudness and Sones - SIEMENS Community Because the Sone scale is linear and the
Understanding the relationship between and dBA is key to evaluating how noisy a product (like a bathroom fan or range hood) actually feels to your ears. Approx