On 13 Jul 2004 06:00:28 -0700, (Jeridiah) calmly
ranted:

The "other" fans with sonnes ratings of around 2 also had cfm's of
about 40 and cost 5x what this one did. What exactly is a sonne? I
am aware of dB for rating sound, but don't know what sort of unit a
sonne is.

http://hyperphysics.phy-astr.gsu.edu.../dbcon.html#c1


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