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Very Confused, please 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=32165
Printed Date: July 03, 2025 at 8:58 AM


Topic: Very Confused, please help

Posted By: samsdodgybloke
Subject: Very Confused, please help
Date Posted: May 14, 2004 at 6:18 PM

 All these terms have me baffled, I am using my blokes address so am but a simple gal!!!!

 I simply (wish it was) want to wire in my four 13cm kenwood speakers, spla-350 amp and infinity sub.  At present I have the four speakers wired to JVC head unit, remote output from stereo wired to amp, and sub wired to amp but it does not sound good.  Speakers seem to be overloaded with bass and sub very quiet!!!!!!!!  I am almost pulling my blonde locks out!  Amp has label saying 'BRIDGED' what is this and should i be using it??????????????????????????????  Pls help!!!!!




Replies:

Posted By: stevdart
Date Posted: May 14, 2004 at 6:32 PM
Can you post the manufacturer's web links for your amp?  I want to quickly save your blonde locks!  This is a 4 channel amp or 5 channel?  Also, ohm specifications on the Kenwood (coaxials?) and Infinity sub, please.  Then relax and have a cup of tea and we'll help figure this out.    :)

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Build the box so that it performs well in the worst case scenario and, in return, it will reward you at all times.




Posted By: kgerry
Date Posted: May 14, 2004 at 6:34 PM
the "bridged" denotes the ability to sum the separate output channels to be used as one channel of greater wattage... if you are only using one sub then i definately think you should be running the amp in bridged mode... and for goodness sakes luv dont dont resort to tweaking out those golden locks...

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Kevin Gerry
Certified Electronics Technician
MECP First Class Installer

Owner/Installer
Classic Car Audio
since 1979




Posted By: customsuburb
Date Posted: May 14, 2004 at 7:01 PM

First im guessing that the amp you are using is a 2 channel amp for the sub only. I would use its bridged output for the sub. It sounds like the bass on your JVC cd player is toooo high and is causing those kenwood speakers to distort. After connecting the sub to the bridge output on your amp (Please post the brand of amp) set the gain on your sub amplifier the following way if you dont know how:

1. Turn the gain on your sub amp all the way down.

2. Put in a familiar cd and turn the volume on your cd player up untill you hear distortion from your speakers (distortion will sound like your speakers are humming or make a popping noise and as you turn the volume control on your cd player up farther it dosnt get much louder and the highs and lows basically get cut off) .

3. Slowly turn down the volume control untill the distortion goes away.

4. Go back to your sub amp and turn up the gain untill you hear distortion coming from your sub now (a popping or buzzing noise also).

5. Now turn down the gain on the amp untill the distortion coming from the sub goes away.

And that's all.





Posted By: Soundtrack
Date Posted: May 14, 2004 at 7:27 PM
samsdodgybloke wrote:

 all these terms have me baffled, i am using my blokes address so am but a simple gal!!!!

 i simply (wish it was) want to wire in my four 13cm kenwood speakers, spla-350 amp and infinity sub.  at present i have the four speakers wired to jvc head unit, remote output from stereo wired to amp, and sub wired to amp but it does not sound good.  speakers seem to be overloaded with bass and sub very quiet!!!!!!!!  i am almost pulling my blonde locks out!  amp has label saying 'bridged' what is this and should i be using it??????????????????????????????  pls help!!!!!


when your amp gives you the option of bridged you should use this option what bridged is gonna do for you is double the power of the amp by two. how ever if you have two subs on that one amp you need to have some knowledge of ohms law. if your subs are dual voice coil (two sets of terminals, one on either side) then you need to see if it is a dual 4 ohm or dual 2 or 3 and so on. most two channel amp can only do a 2 ohm load. is your inf sub a reference or a cappa or a perfect and do you have multples? if you bridge your amp with one sub and turn the bass on your deck to zero you can control the bass from your sub and clean up your mid range all your bass should come from the sub and not the mids. 

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Posted By: augydoggy
Date Posted: May 15, 2004 at 10:04 PM

As long as your amp isnt going to put more watts into your sub than it can handle you can bridge it.  Also look for a bass boost settng on your amp, and a Db setting. Depending on the amp their are alot of differant setting to screw with. Try messing with those uintill you getting it sounding like u want. But their could be other things wrong to.






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