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Will This Be Enough To Hit 140db?

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Old 01-04-2008, 09:00 PM
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KRAZY J
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Custom Audio Systems for G37? Comptention Winners Q&A

Would 4 10inch Memphis Mojo subwoofers and how many ever amps it takes to power all of that be enough to win some serious car audio shows? Also this guy I know told me it should easy for me to get sponsored by a car audio place becuz I have a 08 G37 and it dosent need mantenience etc...

Also how much am I lookin @ cost $$$ wise to have a BASIC customized set up with all the things mentioned above in the trunk of a g37?! yalls help and answers are very much apperciated!
Old 01-04-2008, 10:19 PM
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RobyG78
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Well I am not sure what kind of event you are planing on winning. I am guessing SQ (sound quality). There a big debate in the industry as to what audio equipment is High end and whats good and all that so I will leave that out just what I know can work. For the most part you are going to need a Digital Sound Processor Two or three amps depending on how many Component Systems you have. One to Two for mids and Tweets amd one for the sub(s)

SPL System Calculate the cubic Feet of your trunk and put maybe up to 8
12" subs in a push/pull (Iso) or maybe 4 12" Subs in a sealed ported box. get four amps and bam. So loud you can't sit in the car with the volume up.

Now for the price this is gonna big a huge range. Since it is all dependant on what you use. and what type of Enclosure and Amprack you have done. Or if you are able to DIY it. Here is what I would say on things.

Audio Gear
3 way front stage
2 way Rear stage
1 or 2 Subs
Signal Processor
Amp #1
Amp #2
Amp #3
Sound Dampening
wire management
LCD Screens

$2000-$5000


Enclosure and Amprack build
$1500-$4000

Here is a link to an awsome G Install. http://www.diymobileaudio.com/forum/...ad.php?t=14037
Here is one to a nice stock Factory Head Unit.
http://www.diymobileaudio.com/forum/...ad.php?t=25875
I really Like these Guys as well they have some Awsome installs. Check out the photos they are all linked to a forum with more pics and a overview/mission statement.
http://simplicity.elitecaraudio.org/

So All that said and done That is what you are looking at for a IASCA type SQ. It all really comes down to waht you are wanting and what you want it to look like. I am looking to build a SQ system in my G37S as well and it is gonna be a total custom stealth install with minimal trunk displacement. Good Luck on the install and with getting a good shop to do it. That is the biggest thing if your are going to take it to a place do your reseach and get a good place to do it right once and only once and make sure they stand behind thier products and craftsmanship 100%

My Planned System
Dynaudio 3way comp
Dynaudio 2way comp
ID Max 10" Sub
Zapco DC 1000.4
Zapco DC 650.6
Zapco DC 500.1

Roby

Last edited by RobyG78; 01-04-2008 at 11:17 PM. Reason: Correction
Old 01-08-2008, 04:33 PM
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KRAZY J
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Will This Be Enough To Hit 140db?

1 Memphis Belle 16-MCH1300
2 10inch Memphis M3 MOJOs

?!??!?!?!?!?!?!?!?!?!??!?!?!?!? Also is 140 DB considered LOUD? I was researching SQ competitions on google and they said u need atleast 140 DB to get all 140 points the judge will give u at a SQ show... IS this correct? if not correct me if wrong...
Old 01-08-2008, 04:44 PM
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KRAZY J
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Originally Posted by RobyG78
Well I am not sure what kind of event you are planing on winning. I am guessing SQ (sound quality). There a big debate in the industry as to what audio equipment is High end and whats good and all that so I will leave that out just what I know can work. For the most part you are going to need a Digital Sound Processor Two or three amps depending on how many Component Systems you have. One to Two for mids and Tweets amd one for the sub(s)

SPL System Calculate the cubic Feet of your trunk and put maybe up to 8
12" subs in a push/pull (Iso) or maybe 4 12" Subs in a sealed ported box. get four amps and bam. So loud you can't sit in the car with the volume up.

Now for the price this is gonna big a huge range. Since it is all dependant on what you use. and what type of Enclosure and Amprack you have done. Or if you are able to DIY it. Here is what I would say on things.

Audio Gear
3 way front stage
2 way Rear stage
1 or 2 Subs
Signal Processor
Amp #1
Amp #2
Amp #3
Sound Dampening
wire management
LCD Screens

$2000-$5000


Enclosure and Amprack build
$1500-$4000

Here is a link to an awsome G Install. http://www.diymobileaudio.com/forum/...ad.php?t=14037
Here is one to a nice stock Factory Head Unit.
http://www.diymobileaudio.com/forum/...ad.php?t=25875
I really Like these Guys as well they have some Awsome installs. Check out the photos they are all linked to a forum with more pics and a overview/mission statement.
http://simplicity.elitecaraudio.org/

So All that said and done That is what you are looking at for a IASCA type SQ. It all really comes down to waht you are wanting and what you want it to look like. I am looking to build a SQ system in my G37S as well and it is gonna be a total custom stealth install with minimal trunk displacement. Good Luck on the install and with getting a good shop to do it. That is the biggest thing if your are going to take it to a place do your reseach and get a good place to do it right once and only once and make sure they stand behind thier products and craftsmanship 100%

My Planned System
Dynaudio 3way comp
Dynaudio 2way comp
ID Max 10" Sub
Zapco DC 1000.4
Zapco DC 650.6
Zapco DC 500.1

Roby

Umm should i go with Memphis subs amps and speakers or Memphis subs, amps, MB QUart speakers? I heard someone say the MB's will cutt your earz
Old 01-08-2008, 06:02 PM
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TerribleONE453
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first of all. No G is meant to output that. You would need all the dynomat in the world and why do you only care about stats? If it sounds good it sounds good...
Old 01-08-2008, 06:17 PM
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KRAZY J
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well umm I need my G to handle 140DB so I can get all 140 points from the judges at a SQ comp! Each point means a lot to me dude. A couple of points could mean the difference between 1st and 2nd n 3rd place homie! That could mean I lose out on several thousand in prize money and sponsorship get it!
Old 01-08-2008, 06:19 PM
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TerribleONE453
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then buy a caddy sedan... Your G is going to be the slowest G on the road with all that equipment. And considering your always talking about giving cars a "spankin" that wont be happening anymore... dynomat weighs a lot
Old 01-08-2008, 06:49 PM
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Ghost Light
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140 db is considerd a lot in fact, too much, when you think about it an average movie plays back at 85db and is considered too loud to the general piublic if it hits over 100db at the peak areas.
Old 01-08-2008, 07:00 PM
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KRAZY J
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Originally Posted by TerribleONE453
then buy a caddy sedan... Your G is going to be the slowest G on the road with all that equipment. And considering your always talking about giving cars a "spankin" that wont be happening anymore... dynomat weighs a lot
dude I don't think 2 10inch subs and one amp is gonna weigh my car down much... in fact I have 2 10inch subs now and a smaller than what I want amp and I still gave it to a 2005 Mustang Gt w intake and exhaust, 2004 Acura Stype jus to name a few....
Old 01-08-2008, 07:15 PM
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Kream
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You're not going to hit 140db with those equipment. The MTX Jackhammer running ~8500w hits 130dB. Thats close to being 100 feet from a jet engine.
Old 01-08-2008, 07:29 PM
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KRAZY J
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Originally Posted by Kream
You're not going to hit 140db with those equipment. The MTX Jackhammer running ~8500w hits 130dB. Thats close to being 100 feet from a jet engine.
Dude r u sure? do u acutally know anything about subwoofers or audio in general?.... becuz I heard of dudes hittin well over 140db with 2 12inch subs
Old 01-08-2008, 07:36 PM
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symalik
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yea its possible with 2 12"s for sure to get very close to 140db. i dont know about those memphis but i was able to hit 138db with 2 10" tdx diamond audio subd and a 2000watt hifonics amp but that was for spl the sq sucked.

Last edited by symalik; 03-16-2008 at 03:38 PM.
Old 01-08-2008, 07:37 PM
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DiamondGCoupe
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Yeh you won't get near 140 even with a sick system unless you mat or probably cement your car! I had an impossible time just gettting to 128 with 3 12" W6's, the only way to pull the extra 10-15dB was with dynamat. Your also going to need a sick box designed for the G to maximize dB.
Old 01-08-2008, 08:34 PM
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CrazyRuskie
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My question is why on earth would you want to have a sound system that produces 140dB on a DD car? How pointless is that?
Old 01-08-2008, 08:35 PM
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Kream
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Originally Posted by DiamondGCoupe
Yeh you won't get near 140 even with a sick system unless you mat or probably cement your car! I had an impossible time just gettting to 128 with 3 12" W6's, the only way to pull the extra 10-15dB was with dynamat. Your also going to need a sick box designed for the G to maximize dB.
Jeezz, 3 12W6? Bravo


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