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to port or not to port

Printed From: the12volt.com
Forum Name: Car Audio
Forum Discription: Car Stereos, Amplifiers, Crossovers, Processors, Speakers, Subwoofers, etc.
URL: https://www.the12volt.com/installbay/forum_posts.asp?tid=118413
Printed Date: April 28, 2024 at 1:27 AM


Topic: to port or not to port

Posted By: 08canyon
Subject: to port or not to port
Date Posted: December 10, 2009 at 4:50 PM

I have decided on an RE Audio SL12 slim sub. I know some of you folks don't think to highly of slim or shallow subs, but I have very limited room and I'm gonna go for it. My question is, should I build a sealed or ported box? Which will give the best possible bass response? I listed to primarily rap/hip-hop as well as country (what a combo, eh?). I will be pushing approximately 400 watts to the sub if that makes a difference. Thanks again

-josh



Replies:

Posted By: blackcivichatch
Date Posted: December 11, 2009 at 3:22 AM
A ported is gonna give you better output for your rap, But since you say you Are limited on space.. You may not have the desired room to build an optimal ported enclosure. Check RE's site and see how much air space that particular sub wants for a ported box. And if you can supply the room, Go for it.

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UNLABELED Custom Car Club President




Posted By: DYohn
Date Posted: December 11, 2009 at 1:33 PM
RE says you can use either alignment.  Realize a proper vented enclosure will be twice the physical size of a proper sealed one.  If you can make 1.75 cuft fit your space, go ported.  Otherwise target 0.75 cuft sealed.  And those drivers list a thermal power limit of 350 watts, so if you plan to use all 400 watts of your amp you will be better protected from frying your sub in a sealed alignment.

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Posted By: singlecabslamin
Date Posted: December 12, 2009 at 4:02 PM
u have limited room u say well ive got a power accoustic mofo in a 2.3 cube ported box behind my seat of my ford f150 and still have plenty of room in the truck so just think a little bit more before u think u have to go with a shallow sub cuz if u build the box right u can get the required airspace and still have room with a bigger sub

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First major build for myself in the process




Posted By: j.reed
Date Posted: December 12, 2009 at 5:39 PM
singlecabslamin wrote:

u have limited room u say well ive got a power accoustic mofo in a 2.3 cube ported box behind my seat of my ford f150 and still have plenty of room in the truck so just think a little bit more before u think u have to go with a shallow sub cuz if u build the box right u can get the required airspace and still have room with a bigger sub


This is not a full size truck we are talking about here.

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posted_image




Posted By: 08canyon
Date Posted: December 12, 2009 at 8:51 PM
j.reed wrote:

singlecabslamin wrote:

u have limited room u say well ive got a power accoustic mofo in a 2.3 cube ported box behind my seat of my ford f150 and still have plenty of room in the truck so just think a little bit more before u think u have to go with a shallow sub cuz if u build the box right u can get the required airspace and still have room with a bigger sub


This is not a full size truck we are talking about here.


Ya... It's really a "Mid-size", bigger than an S-10, smaller than a Silverado. I'm over 6' tall and I cannot afford to lose any seat travel. I have a max enclosure size in a wedge configuration of 50" Wide x 14.5" Tall x 4.5" Top Depth and 8" Bottom Depth. Using 3/4 MDF, this gives me approximately 1.7ft3 internal Vb. Mounting depth of a sub can't be more than 4.5-5" or it'll hit the back of my enclosure. Heck, if I didn't need a passenger seat, I'd just put in a 15" RE Audio XXX smack dab in the middle of the floor! LOL!

-josh




Posted By: blackcivichatch
Date Posted: December 13, 2009 at 2:47 AM
Haha, How serious are you about your bass??
I understand you cant loose one of only 2 seats, But wut about a little bit of space in the bed?
I think you get where I'm goin with this... lol

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UNLABELED Custom Car Club President




Posted By: 08canyon
Date Posted: December 13, 2009 at 2:40 PM
blackcivichatch wrote:

Haha, How serious are you about your bass??
I understand you cant loose one of only 2 seats, But wut about a little bit of space in the bed?
I think you get where I'm goin with this... lol


I had to lock up my cordless Sawzall! Too tempting! LOL!




Posted By: blackcivichatch
Date Posted: December 13, 2009 at 5:51 PM
HAhahaha. I've seen it Go VERY well, and I've seen it go VERY badly..
If you know wut you're doin, i would go for it man.
On the other hand, I have also head alot of behind the seat boxes sound pretty good.
If the 1.7 cuft is enough space for a ported box, thats wut i would do.

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UNLABELED Custom Car Club President




Posted By: maxius
Date Posted: December 15, 2009 at 11:32 PM
08canyon wrote:

I have decided on an RE Audio SL12 slim sub. I know some of you folks don't think to highly of slim or shallow subs, but I have very limited room and I'm gonna go for it.
-josh


Hi Josh

I'm in a similar boat, but I chose a Memphis 15-SC12D4 sub instead of the RE. I'll be putting this into a 1 cubic foot sealed fiberglass enclosure, which i'll start building soon. :)




Posted By: 08canyon
Date Posted: December 16, 2009 at 5:07 PM
maxius wrote:

08canyon wrote:

I have decided on an RE Audio SL12 slim sub. I know some of you folks don't think to highly of slim or shallow subs, but I have very limited room and I'm gonna go for it.
-josh


Hi Josh

I'm in a similar boat, but I chose a Memphis 15-SC12D4 sub instead of the RE. I'll be putting this into a 1 cubic foot sealed fiberglass enclosure, which i'll start building soon. :)


I was really on the fence over those Memphis subs. I am excited to hear someone's actually trying them out. Keep me posted on how it turns out.

-josh




Posted By: babydaddy
Date Posted: October 17, 2010 at 6:46 PM

well ported will be better with your music. if you do do ported you can do a port that comes out the side.

give me dimmentions and ill design it for you.



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KyleRozema




Posted By: mrm1776
Date Posted: October 17, 2010 at 10:38 PM

You're bumping a really old thread. Pretty sure he's already designed it by now.



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MECP Basic Installation Tech
Certification ID: CEA195600
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Polk Audio DXi 6500 - front
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Alpine MRP-F300
Alpine MRP-M500
Alpine SWR-1242D




Posted By: soundnsecurity
Date Posted: October 18, 2010 at 10:06 AM
babydaddy wrote:

well ported will be better with your music. if you do do ported you can do a port that comes out the side.

give me dimmentions and ill design it for you.




seriously, check the post dates

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