port ?'s in general

[dman1049 10+ year member]

im going to be building a box for a kicker c 12 its going to be ported. my question is to go with multiple ports or how to really design a ported box that performs. how do i determine the # of ports and the sizes.

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[RAM_Designs 5,000+ posts]

If doing a slot port, do 12-16in^2 of port area per ft^3 of air space. 6-9in^2 per ft^3 for aeroports. And I don't recommend doing PVC.

 

[psych0ticnemes1 5,000+ posts]

Read the 'How to build a ported box' sticky. That would be a good start. Kicker's site should help too.