Am I nuts, or is the formula wrong?
http://www.diysubwoofers.org/prd/
(Admittedly, the formula could be wrong and I'm nuts too.)
Isn't Sd the effective cone area? In that case, the effective diameter is 2 x sqrt(Sd/pi), right?
http://www.diysubwoofers.org/prd/
(Admittedly, the formula could be wrong and I'm nuts too.)
Isn't Sd the effective cone area? In that case, the effective diameter is 2 x sqrt(Sd/pi), right?
johninCR said:I think you're right. Pi R squared is the area of a circle last time I checked. Drop Brian a note.
Done.
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