Aero help

[bob9991 10+ year member]

im building a wedge shape box that will be 4.78 cubes with out sub. sub displaces .123 and i want to use 4 4" aeros tuned to 35hz can any one tell me how long they need to be each

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[mlstrass 5,000+ posts]

You can use the calculator here, but you also need to subtract the volume the ports will take up...

http://www.psp-inc.com/