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amp help

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=16461
Printed Date: June 07, 2025 at 6:11 AM


Topic: amp help

Posted By: stanzz
Subject: amp help
Date Posted: July 19, 2003 at 5:25 PM

well i recently purchased a sony xm-280gtx (2/1 channel, 480W).

specs : (1) 80W rms X 2 @ 4 ohms
        (2) 100W X 2 @ 2 ohms
        (3) 200W X 1 @ 4 ohms bridged

my problem begins because I bought the amp to power a single 12" sub, but I don't know how to wire it to get 400W X 1 @ 2ohms.



Replies:

Posted By: speedwayaudio1
Date Posted: July 19, 2003 at 5:48 PM
that is not a 2 ohm stable mono amp. is the sub dual voice coil? i assume its is cause your looking for 2 ohms. you will have to get a class d amp that is 2 ohm stable. most class d amps are mono for bass. or you could hook up 1 ch per voice coil. that is not the best way to do it butit will get you by till you get a better amp.

-------------
Big Dave




Posted By: bberman1
Date Posted: July 19, 2003 at 5:57 PM
What kind of sub (make and model)





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