How do you calculate the port area of areo port and how much port area needed per cu. ft. using areo ports?
How do you calculate the port area of areo port and how much port area needed per cu. ft. using areo ports?
A=Pi(r)^2
Refs = Goindef154, 92c1v1c, Disarmer, chemmins, 97maxima, kroid777, ithertz, basscort2009, hunterw, mar08052, appleyard, millimac247, jonny101abc, sundownz, cranberryyumyum, mig139, daboyfrumdabx, skateguy92, basebalz13.
8-12 square inches for every cubic foot is the general rule. But I've learned that different subs like different amounts of port area.
Refs = Goindef154, 92c1v1c, Disarmer, chemmins, 97maxima, kroid777, ithertz, basscort2009, hunterw, mar08052, appleyard, millimac247, jonny101abc, sundownz, cranberryyumyum, mig139, daboyfrumdabx, skateguy92, basebalz13.
14-16 inches of port area usually only sounds good at full tilt, not lower volumes.

iirc it's half the diameter of the port x 2 x 3.14 x #of ports
so for example 4 4" ports will be 2 x 2 x 3.14 x 4= 50.24 sq in of port
or 2 6"ports is 3x2x3.14x2=37.68
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Refs = Goindef154, 92c1v1c, Disarmer, chemmins, 97maxima, kroid777, ithertz, basscort2009, hunterw, mar08052, appleyard, millimac247, jonny101abc, sundownz, cranberryyumyum, mig139, daboyfrumdabx, skateguy92, basebalz13.

2010 StreetBeat1 2nd loudest in the WORLD....StreetBeat1 Louisiana State Champ/Record Holder
dem 10z slappen: http://www.youtube.com/user/01Ranga?feature=mhum
feedback: http://www.caraudio.com/forum/buyer-seller-feedback/463100-mbrooky-feedback-thread.html
http://www.caraudioclassifieds.org/forum/itrader.php?u=2848
buld log: http://www.caraudio.com/forum/car-audio-build-logs-*new*/464899-mbrooky-89-blazer-build-log.html
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