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wiring 2 new subs

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=118988
Printed Date: September 14, 2025 at 7:51 AM


Topic: wiring 2 new subs

Posted By: paolotonzini
Subject: wiring 2 new subs
Date Posted: December 31, 2009 at 9:53 PM

i just got 2 boston acustic g3 10in speakers and a ROCKFORD T500-1BD 1000W amp, i want to wire the subs up so the amp sees a 1 ohm load to get the most out the amp and that way each sub gets aprox 250 rms, is this possabe with dual 4 ohm voice coils im seeing alot of differnt info out there, any help would be apricated thanks 

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paolotonzini@yahoo.com



Replies:

Posted By: i am an idiot
Date Posted: December 31, 2009 at 10:22 PM
Option 1 (parallel/parallel) = 1 ohm load
Voice coils wired in parallel, speakers wired in parallel
Recommended Amplifier: Stable at 1 ohm mono
posted_image
 




Posted By: paolotonzini
Date Posted: January 01, 2010 at 3:41 AM
so if the 2 subs are in the box should i run a positive leg n split it out side the box n send one to one speaker and the other to the other speaker? or does the positive have to go through the one speker and continue to the next? because in me box witch is ported, it has two seprate compartments so i would have to split the positve out side the box or drill a small hole inside the box to send the wire through to the other side, im just trying to be shure because i already burned out a channel on my rockford 800a2 and one of my kicker comp vr's so im trying to figure this out n do it right, thanks alot 

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paolotonzini@yahoo.com




Posted By: i am an idiot
Date Posted: January 01, 2010 at 6:23 AM

Do this twice.

Option 1 (parallel) = 2 ohm load
Voice coils wired in parallel
Recommended Amplifier: Stable at 2 or 1 ohm mono
posted_image
 





Posted By: paolotonzini
Date Posted: January 04, 2010 at 6:20 PM
ok so then each speeker wired that way then conect each sepritly to the amps two speeker inputs then will be one ohm?

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paolotonzini@yahoo.com




Posted By: i am an idiot
Date Posted: January 04, 2010 at 7:47 PM
yes.





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