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General Questions

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=42284
Printed Date: May 13, 2024 at 8:17 PM


Topic: General Questions

Posted By: tpowell25
Subject: General Questions
Date Posted: November 05, 2004 at 4:31 AM

To start off this is my first major system, Granted, I've read a lot of post on here about various products, and have come with a least favorite, let me say it was my choice, and I have payed everything myself....

Here is what I have--------

PAIR AUDIOBAHN AWIS15P 15" IMMORTAL SERIES
PAIR AUDIOBAHN AWIS12P 12" IMMORTAL SERIES
AUDIOBAHN AS69Q 6x9
AUDIOBAHN ACS2093P 6x9
AUDIOBAHN ACIS63
PAIR AUDIOBAHN ACS2035P 3-1/2"
Audiobahn 'AT68' Silk-Dome Tweeters
AUDIOBAHN AT61 COMPONENT TWEETERS

Audiobahn AMD50Q Mid Bass Drivers
Audiobahn ACX402 4"
(PAIR) Audiobahn 'A2300HCT' Amplifier
Audiobahn 'A8002T' Amplifier
Audiobahn 'A4401T' Amplifier

AudioBahn ACAP50 10 farad

KnuKonceptz, powerwires, speaker wires, etc.......

Clarion vrx935 Head unit

The box for the 12's and 15's havent been built yet,  A shop here in town is doing that,

As far as everything else I am doing, is there anythin to stay away from as far as installing, what would be the best way to wire this mess together, have lot of 0 guage, 4, 8 speaker, 12 speaker.....

Oh...this is going in a 1978 Trans am, trunk is to small for subs/ so the top half of the back seat is coming out, amps are going in the trunk,  I plan on useing dynomat in the car and trunk, doors, sides,....

like I said this is my first........and im learning, with that said any advice would be great.......

peace

all




Replies:

Posted By: tpowell25
Date Posted: November 05, 2004 at 5:17 AM

make a corredtion on the head unit, I do not have this unit in hand, I have read mostly good about them some bad, but would this be a decent choice?

thank you





Posted By: boxmaker85
Date Posted: November 05, 2004 at 8:55 AM
Ok.  Eventhough it's audiobahan and it might not make a difference (j/k) putting 12" and 15" in one car is not a good idea.  They play at different frequencies and will make a conflicting sound for your bass.  A shop sould have said that....hmm....  Anyways for speaker wire got with the 12 gauge.  If you amplify them that should be good.  If you don't then it won't hurt.  For those subs if you've got 15" then I would concider the 8 gauge.  This isn't my area but I'm repeating what I've heard.  Other than that it looks like a decent system.  I'm not an audiobahan fan but some people have luck with them.  Hopefully you will.  Sounddeaden the car.  That's a big thing with big systems.  It not only stops rattles but blocks out a lot of unwanted noise so you can enjoy the music better.  Brown bread is good, dynamat is good but expensive.  There are a few others you'll just have to look around.

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Posted By: audiobass10
Date Posted: November 05, 2004 at 2:56 PM

I'd definitely go with 4ga with the 15's...12 is fine for the speakers. BTW those immortals are some loud subs. www.realmofexcursion has a video or two of them..pretty nice.



-------------
Dave

Pioneer Premier DEH-P660
15" Kicker CVR
Profile AP1000M
It's Loud




Posted By: kfr01
Date Posted: November 05, 2004 at 3:23 PM

I agree with boxmaker.  Different sized subs seem like a mistake.  12g is more than enough for any sub's speaker wire.  16g is enough for everything else.

Not to be a jerk, but you have WAY WAY WAY too many tweeters and mids in one system playing the same frequencies.  If you're just trying to get loud, fine.  But my guess is most people will think it sounds absolutely horrible. 

For each of four channels you only want 1 driver playing any set of midrange and high frequencies.  I.e. 1 tweeter in the front left, 1 in the front right, 1 in the rear left, 1 in the rear right.  Any more and you're going to have all kinds of messed up phase and frequency reponse problems.  Some of the frequncy bands will be cancelled, some will be reinforced.  Honestly, it will be a mess.  It is not necessary to fill every single available spot in the car with a speaker or tweeter. 

But like I said, if you don't care at all about sound quality go ahead, install it all.



-------------
New Project: 2003 Pathfinder




Posted By: tpowell25
Date Posted: November 05, 2004 at 7:51 PM
So lose the 'AT68' Silk-Dome Tweeters
AT61 COMPONENT TWEETERS

Audiobahn AMD50Q Mid Bass Drivers
Audiobahn ACX402 4"

I would rahter it be done right the first time.......then have to go back in unistall anything.......

Thanks





Posted By: kfr01
Date Posted: November 05, 2004 at 9:01 PM

Why don't you fill this out:

1)  Front Left:
2)  Front Right:
3)  Rear Left:
4)  Rear Right:

We'll help you plan it.  :)



-------------
New Project: 2003 Pathfinder




Posted By: /R7
Date Posted: November 05, 2004 at 9:05 PM
PAIR AUDIOBAHN AWIS15P 15" IMMORTAL SERIES
PAIR AUDIOBAHN AWIS12P 12" IMMORTAL SERIES

dont forget either one of those. as the guys said above you'll probably run into conflicts. save yourself some bucks ;-).
depending on what kind of sound you want from those audiobahns would help on choosing which set of subs you want to keep.




Posted By: tpowell25
Date Posted: November 05, 2004 at 9:19 PM

Ok...the 12's have a seperate amp

so do the 15's, will I still run into conflicts with them set up this way,

if so would it be better to do 4 12's and forget about the 15's.....

Let me know if this sounds like a plan, with all the crap I have up there.....let me know what to keep and what is to much, 

AUDIOBAHN AS69Q 6x9
AUDIOBAHN ACS2093P 6x9/  component speakers with crossovers
AUDIOBAHN ACIS63 these have a set of 6'' and a set of 4'' with crossovers....
PAIR AUDIOBAHN ACS2035P 3-1/2" with crossovers

I've already forgot I've had these, meaning I will more than likly no use them

Audiobahn 'AT68' Silk-Dome Tweeters
AUDIOBAHN AT61 COMPONENT TWEETERS

Audiobahn AMD50Q Mid Bass Drivers
Audiobahn ACX402 4"





Posted By: customsuburb
Date Posted: November 05, 2004 at 9:34 PM
So many speakers. All you will really need is the 6x9s and the 6" with 4" component set. Lose the 3.5" with crossovers also. Go with 4 12s or two 12s or 2 15s but not two 12s and two 15s unless you properly cross them over with each other so both sets of subs arn't playing the same frequencies. I'd go with four 12s and call it a day and it will definitely be loud (if those audiobahns last for more then a day posted_image).

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Posted By: kfr01
Date Posted: November 05, 2004 at 9:57 PM
I agree with custom.

Front: 6" midbass, 4" component set.
Rear: 1 pair of 6x9's.
Sub: 4 12's if you think you need that much.

Take all the other speakers back.

Then you'll want to cross the front over like this:

6" midbass from 80-350hz
4" component set from 350hz up.

Your front stage can be run off one 4-channel amp. The 6x9's can be run off a 2 channel amp and should be high passed crossed at 80hz.

You'll want your subs low pass crossed at 80hz.

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New Project: 2003 Pathfinder




Posted By: tpowell25
Date Posted: November 05, 2004 at 10:12 PM

Have to say this you guys really saved my ass on this one, I do belive if I wouldnt have come here I would of been in a world of hurt.............

I REALLY APPRICATE THIS.........

will lose everything else that is not needed.....

and will get some pics up when this is all over with.........

TY ALL.





Posted By: kfr01
Date Posted: November 05, 2004 at 10:15 PM
Anytime! Come back if you have any other questions. posted_image

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New Project: 2003 Pathfinder




Posted By: Rushman
Date Posted: November 05, 2004 at 11:53 PM
ok , You said its a 78 Trans-AM , bad ass car and your removing the back portion of the back seat. Even still do to the design and dementions of the rear deck and the opening , Im assuming your going to have built the sub box face where the back seat use to be and the rest of the box going into the trunk. Having the subs face into the back of the front seats. Im only asking because Ive done one similar to that in a camero (same body)and there was very little room even for the old school 12s I installed . Those Imortals are so huge in the back Im just concerned about mounting space for the huge basket structure and the space they require. Unless you mount them inverted magnet side out towards the cabin of the car? Just curious how you were going to get 2 - 15s and 2 - 12s all in the rear of that car?

-------------
99 F-one fitty
Pioneer Premier H/U
Alpine EQ
Kicker 1200 amp
4 Kicker comp 10s
6 kicker SS65.2 components




Posted By: tpowell25
Date Posted: November 06, 2004 at 12:15 AM

yes Its a 1978 Macho Trans am, Im not cutting any of the car, the box being built will just replace the back upper and lower seats,  after talking to some folks on here, doing just 4-12;s,  with the amps in the trunk, like in a step pattern.

Just curious.....what is the pros and cons of inverting subs like these? or is it better to have them in a box....





Posted By: Rushman
Date Posted: November 06, 2004 at 1:09 AM
for those particular subs theres not much difference in sound mounting them either way. Its all mostly for show. You need to make adjustments on box volume just slightly for mounting them inverted to compinsate for cone displacement. Read the spec sheet on the subs it should explain how much. Im doing a project car for Audiobahn that has 4 - 12' Imortals. Two of the face up and two face down. Just to show all the flashy bling bling on the back of those things. Good Luck with the ride. By the way , those component sets arent too bad. I heard alot of crap about them but they sound pretty decent , in my opinion.

-------------
99 F-one fitty
Pioneer Premier H/U
Alpine EQ
Kicker 1200 amp
4 Kicker comp 10s
6 kicker SS65.2 components




Posted By: boxmaker85
Date Posted: November 06, 2004 at 8:11 AM
Yeah Rushman's got it.  A sub normally won't sound any different when you mount it inverted.  Make sure that you have the correct wiring though.  If you mount one normal and the other inverted then wire one of them opposite.  This will account for a phase cancelation (that's what you call it right guys?).  But yeah 4 12"s should be rather loud.





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