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Wiring speakers and sub


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nerka 
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Posted: October 07, 2006 at 7:22 PM / IP Logged  

Hi everybody. I need an advice in wiring the speakers and sub. I have an amp Rocford Fosgate T4004 and the speakers Infinity Reference. One pair is 6 1/2" (4 ohm) - 90 RMS and second one is 6 1/2" (4 ohm) - 60 RMS. I want to install these speakers in to the doors. Also I'm thinking about the sub. So, will be ok if I will connect these four speakers to two channels and another two channels I will use to  install  8" (4 ohm) 200 RMS subwoofer.

Thanks for advices.

i am an idiot 
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Posted: October 07, 2006 at 7:58 PM / IP Logged  

  Yes this will be fine   your amp will handle 2 ohm stereo for the 6 -1/2s and  4 ohm mono for the sub

Flakman 
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Posted: October 07, 2006 at 8:41 PM / IP Logged  

idiot is right, that should run without a problem. I'm actually running a rockford 400.4 the same way. 2 sets of mids and highs on the front two channels and a 4 ohm sub on the bridged rear channel.

The Flakman
I feel strange. I have deja vu and amnesia at the same time.
John | Manteca, CA
nerka 
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Posted: October 07, 2006 at 10:51 PM / IP Logged  
but in my case one speaker is 4 ohm. So 4 speakers x 4 ohm each.
aznboi3644 
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Posted: October 08, 2006 at 12:53 AM / IP Logged  
thats fine....run a pair to each front channel in parallel and you amp can handle the 2 ohm load
i am an idiot 
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Posted: October 08, 2006 at 1:17 AM / IP Logged  

     Nerka, I am sure you have 5  4OHM speakers     and the way you stated you were going to hook them up is perfectly fine.  2 pairs of 6-1/2s on the front channels and then Bridge the sub on the rear channels

       Hey Flak thanks for backing me up    but we might have to figure out a better way to word it   any sentence that starts out   "Idiot is Right" might lead some to be a little less likely to take our advice    LOL 

i am an idiot 
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Posted: October 08, 2006 at 1:21 AM / IP Logged  

         Nerka I just figured out where we confused you    when you hook 2  4 OHM speakers to one channel of your amp (meaning left front and left rear)  this creates a 2 OHM load  not 4     so your amp will be running 2 ohm stereo which it will love to see  

nerka 
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Posted: October 08, 2006 at 7:45 AM / IP Logged  

What about a head unit... I want to buy a one of these Alpine CDA - 9833,9856, 7875 models, but all these new models have just 2v PreOuts. So, should I install a head unit with 4v PreOut or 2v PreOut will be enough for that system.

geepherder 
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Posted: October 08, 2006 at 9:44 AM / IP Logged  
Go with one that you like. As long as the gain is set correctly, there will not be any noticable difference between 2 and 4 volt preouts.
My ex once told me I have a perfect face for radio.
nerka 
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Posted: October 09, 2006 at 12:11 PM / IP Logged  
Thanks guys for advices. You really helped me.

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