aeroport question

[IbSlamn 10+ year member]

if i had a box that is 33" wide by 14" tall by 30" deep how would i tune that to 35htz using 4" aeroports

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[IbSlamn 10+ year member]

c'mon i need this info plz

 

[Blinkrazy 10+ year member]

use the calculator on psp-inc.com

i used it with my two 3' inch ports

 

[SPY 5,000+ posts]

How many 4" ports?

 

[IbSlamn 10+ year member]

it told me if i have 6 cubes wanting to tune to 35htz using two 4" they need to be 6.29" long apop

 

[basebalz13 10+ year member]

ok depends on how much port area you need for your sub 1 4" aeroport has 12.56 sq inches so if you need 20" use 2 4"'s

then plug into the online calcultor 6 cubes tuned to 35 with 2 4" aero's