On Sat, 25 May 2002 19:53:03 -0700 (PDT), you wrote:

>
>Actually, a doubling of perceived sound level is 10db,
>not 3.  


I think it's safer to say between 6 and 10db for SPL.   This is a
complex subject, way off-topic, and there are many ways of using and
measuring decibels.  


Ken
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