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FI BTL n2 18 box help please


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My friend should be getting his BTL N2 18 in the mail pretty soon, and i want to build the box for him, the thing is I'm a NOOB at box tuning.. I want to learn how to do it, but i havent had anyone to help me or show me the steps.. i know its basic algebra and equations to tune the ports and playing around with parameters, but i dont know the exact way to do it. ANYWAYS could someone help me out or design a box for me. I want someone that KNOWS what they are doing..

Its for a 2002 chevy blazer.. hes powering the sub with an AQ 3500.1 and the max dimensions are 36" wide, 20" tall, and 23" deep. He wants it to be at 32hz daily driving.. i did a quick sketchup on how he wants it.

Thanks guys.

My youtube channel, please subscribe
http://www.youtube.com/ballinblaza

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torres box calculator... problem solved..

generic rule of thumb is having between 13-17 sq inch of port per cube...

The DC Integra 3 18s to 6 15 build log

Team_DC-Derrick's Youtube

Team DC Audio

where theres a will theres a wall.......

I just realized Steve has reach Voldemort status, over on JP's site he is the one who will not be named....."We dont speak his name over here, fearing it will destroy us" LOL not even in hush tones

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torres box calculator... problem solved..

generic rule of thumb is having between 13-17 sq inch of port per cube...

i dont think the torres box calc is very accurate on port tuning... theres more to it then just that..

My youtube channel, please subscribe
http://www.youtube.com/ballinblaza

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also what you just said..

generic rule of thumb is having between 13-17 sq inch of port per cube...

i dont understand this.. because if the box is 5 cubic feet, that means you should use lets say we go with 16 sq inch per cubic foot. that would be 80 square inches of port.. well 80 square inches isnt very big at all???

My youtube channel, please subscribe
http://www.youtube.com/ballinblaza

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also what you just said..

generic rule of thumb is having between 13-17 sq inch of port per cube...

i dont understand this.. because if the box is 5 cubic feet, that means you should use lets say we go with 16 sq inch per cubic foot. that would be 80 square inches of port.. well 80 square inches isnt very big at all???

why would you put a 18 in 5 cubes before displacement?

The DC Integra 3 18s to 6 15 build log

Team_DC-Derrick's Youtube

Team DC Audio

where theres a will theres a wall.......

I just realized Steve has reach Voldemort status, over on JP's site he is the one who will not be named....."We dont speak his name over here, fearing it will destroy us" LOL not even in hush tones

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