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Ported box for 2 Alpine Type R 12's (1242D) Are these plans good?


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actually scratch my last post. With your listening preferences i'd tune 35+ hz.

Just say no to Ground Pounder Customs.

More box builds

some cars do over 170db with one sub, so clearly my two 12"s can do that in my car, with my knowledge too! look out bitches!

I'm with captain stupid.

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This is specific for the SWR-1242, Torres matched, port centerline length = 20.75" sub dosplacement = 0.071 cubic feet:

Enclosure Specifications:

Fb = 36.06 Hz

Vb = 3.53 ft^3

External Height = 14 in

External Width = 37 in

External Depth = 19 in

Port Width = 3 7/8 in

Cut Sheet List:

* All Dimensions in Inches.

* Wood Thickness is 3/4 for all Parts.

External Enclosure Parts:

Front & Back = 37 x 14

Left & Right Sides = 17 1/2 x 12 1/2

Top & Bottom = 37 x 17 1/2

Shared Port Internal Assembly Parts:

2 x Front to Back = 15 9/16 x 12 1/2

2 x Extension = 13/16 x 12 1/2

Assembly guide (generic dimensions):

T-PFSFSingle.jpg

Know your vehicle type, see if dimensions are suitable.

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sub up port back. not port and sub back. if this is, in fact, an explorer build

Just say no to Ground Pounder Customs.

More box builds

some cars do over 170db with one sub, so clearly my two 12"s can do that in my car, with my knowledge too! look out bitches!

I'm with captain stupid.

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Share on other sites

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