Port Area..?

[dB-SPL 10+ year member]

How do you determine the port area or cross area for your sub/box..?

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[DBfan187 5,000+ posts]

L x W

 

[jmanpc 5,000+ posts]

I figure that most ported boxes need 12-15 sq. in. of port per cubic foot.

 

[dB-SPL 10+ year member]

L x W

I mean.. How do you choose it? I know how to calculate port volume. Is there a rule of thumb? eg: 12 sq.in. per every cube?

Oops.. He answered before I could read it.. And I don't know how to delete posts. Thanks!