[greypowerOz]

IIRC A 10 Db increase in SPL is perceived by most people as a doubling of "volume".

thr article mentions this too... its hard to get a feel for log scales lol.

[pmiller2]

Yeah, it's funny how humans don't really comprehend logarithmic or exponential growth, yet, the whole reason we use a log scale for stuff like sound pressure is that our nervous system has a logarithmic response curve.