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port question


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Posted

alright i was thinking about building a box, and my question is "when the port length is longer then the box is that when it needs to be a L?"

hope i put that right for you to understand, if not i will upload some pictures

Posted

Yes.

Current system:

1997 Blazer - (4) Customer Fi NEO subs with (8) American Bass Elite 2800.1s

Previous systems:

2000 Suburban - (4) BTL 15's and (4) IA 40.1's = 157.7 dB at 37 Hz.

1992 Astro Van - (6) BTL 15's and (6) IA 40.1's = 159.7 dB at 43 Hz.

Posted

Yes. just make sure your L port is just as wide as the rest of the port. for instance, if it's 4" wide, make sure you start the L exacly 4" from the back wall of the box.

Audio Build

Ride: 2002 Chevy Blazer 4 door

Head Unit: Pioneer deh-80prs

Subs: 4 DC Level 3 15's in a 4th order wall designed by Trent Choate and Jeff Smith

Subs Amp: AQ 3500.1 at wired at .5 (soon to be 2)

Mids/Highs Amp: Skar 85.4

Mids/Highs: Skar components

Electrical: Mechman 270 amp alt, 2 runs of Knu 0 gauge, XS Power d3400, 2 Deka Group 9a31

Build log : http://www.stevemeadedesigns.com/board/topic/167658-indianabasshead-blazer-dc-audio-4th-order-wall-build/


Perfomance Build

2003 Nissan 350z

Greddy Twin Turbo, 3" Test pipes with Borla high-flow cats, Crawford Performance Plenum, Greddy E-manage Ultimate ECU

Exedy Racing Clutch, Built Motor by Racing Innovations

Greddy Over-fender aero kit (1 of 20 ever made), 19" Racing Hart r5 pro wheels
466rwhp


Bike

2008 Midnight Blue Kawasaki ZX-14

Stretched 8" and lowered, Brocks Sidewinder exhaust, Power Commander 5

Posted

alright i was thinking about building a box, and my question is "when the port length is longer then the box is that when it needs to be a L?"

hope i put that right for you to understand, if not i will upload some pictures

Post the sub,amp,vehicle models and max dims for a box, type of music also and myself or others will issue a suggestion, there is also a tutorial to answer all your questions in case you want to do it yourself:

http://www.stevemeadedesigns.com/board/topic/145174-ported-box-design-a-tutorial-updated-630/

Posted

Ok here is a suggestion:

Enclosure Specifications:

Fb = 35 Hz

Vb = 4 ft^3

External Height = 14 in

External Width = 36.25 in

External Depth = 22 in

Port Width = 4 3/4 in

Cut Sheet List:

* All Dimensions in Inches.

* Wood Thickness is 3/4 for all Parts.

External Enclosure Parts:

Front & Back = 36 1/4 x 14

Left & Right Sides = 20 1/2 x 12 1/2

Top & Bottom = 36 1/4 x 20 1/2

L Port Internal Assembly Parts:

Front to Back = 15 3/4 x 12 1/2

Extension = 2 x 12 1/2

Assembly guide of generic dimensions:

RE.jpg

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