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For all you Subwoofer Designers..


MikeMartel

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NewBoxDesign.png

Okay.. So last time I tried to design a box myself, a got the dimensions a bit wrong, there was a few things I wanted to make a bit different. Here are all the specifications Iv came up with and hopefully they are right this time.

Box Net Volume

6.75 cubic feet

Port Area

126 inches2

Port Tuning

30hz

Port Internal Dimensions

9” x 14” x 46.63”

Port Displacement (8.25” of the port will be external)(33.38” Internal Port)

9.75” x 15.5” x 14.25” (Part A of "L" Port)

=1.24625651 cubic feet

9.75” x 15.5” x 18.38” (Part B of "L" Port)

= 1.60745226 cubic feet

1.24625651 + 1.60745226

= 2.854 cubic feet + 0.18 cubic feet (Subwoofer Displacement)

= 3.034 cubic feet (Total Displacement)

Box Dimensions Needed (9.78 cubic feet)

36.75 x 15 x 37 = 9.776 cubic feet before displacement

9.776 – 3.034

= 6.742 cubic feet net

So Im off by 0.008 cubic feet.. Dont think thats a problem though. :) Hopefully I have it right this time. And if it is right, Im done changing my mind about this box, i must have calculated about 6 different boxes for this setup and Im sticking with this one.

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I always find it really cool when people design boxes like this. Looks good man! Hope everything goes well with your build!

good.gif

NewBoxDesign.png

Okay.. So last time I tried to design a box myself, a got the dimensions a bit wrong, there was a few things I wanted to make a bit different. Here are all the specifications Iv came up with and hopefully they are right this time.

Box Net Volume

6.75 cubic feet

Port Area

126 inches2

Port Tuning

30hz

Port Internal Dimensions

9" x 14" x 46.63"

Port Displacement (8.25" of the port will be external)(33.38" Internal Port)

9.75" x 15.5" x 14.25" (Part A of "L" Port)

=1.24625651 cubic feet

9.75" x 15.5" x 18.38" (Part B of "L" Port)

= 1.60745226 cubic feet

1.24625651 + 1.60745226

= 2.854 cubic feet + 0.18 cubic feet (Subwoofer Displacement)

= 3.034 cubic feet (Total Displacement)

Box Dimensions Needed (9.78 cubic feet)

36.75 x 15 x 37 = 9.776 cubic feet before displacement

9.776 – 3.034

= 6.742 cubic feet net

So Im off by 0.008 cubic feet.. Dont think thats a problem though. :) Hopefully I have it right this time. And if it is right, Im done changing my mind about this box, i must have calculated about 6 different boxes for this setup and Im sticking with this one.

BASSHEADS UNITE

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