candyman74 Posted November 14, 2008 Report Posted November 14, 2008 ok im making a box for 4 hifonics 12 squares. im going to put 2 in their own camber. now the port they call for is 12.5x4x24. so my question is do i just double the port area making it 12.5x8? will this work or not. they need 3.5cu ft each if that helps. Quote
banginAltima Posted November 14, 2008 Report Posted November 14, 2008 (edited) ok im making a box for 4 hifonics 12 squares. im going to put 2 in their own camber. now the port they call for is 12.5x4x24. so my question is do i just double the port area making it 12.5x8? will this work or not. they need 3.5cu ft each if that helps. If it calls for 12.5 by 4 for each sub, yes you double it. The last number is normally length...that stays the same. Edit: you double the 4 inches to 8, yes. or 12.5 times 4 equals 50 square inches of port. For two subs you need 100 square inches. As long as you get 50 square inch for each sub you can make the port size anything you want...ex. 20 by 5 for two subs. Edited November 14, 2008 by banginAltima Quote If you build it, db's will come... NSPL World Record Holder Trunk 0-1800 watts---147.9 with 1722 clamped watts @ 40Hz(9-20-09). Competition Only Record Holder Trunk 0-500 watts---148.1 2006 Nissan Altima 3.5 SE Currently Rebuilding.... My 150db Plus Trunk Build I do box designs. [benH] 6:24 pm: clipping doesn't really hurt subs [benH] 6:24 pm: being an idiot is what blows subs
candyman74 Posted November 14, 2008 Author Report Posted November 14, 2008 If it calls for 12.5 by 4 for each sub, yes you double it. The last number is normally length...that stays the same. thanks man needed to make sure. Quote
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