[s-cars] stereo upgrade

Thu Mar 1 23:50:06 EST 2007

I haven't had any issues with both an Alpine on Bose and on Non-Bose Active 
amped rear speakers in two C4 chassis cars.
Ezveedub

>From: Aaron Ryba <aaronryba at yahoo.com>
>To: s-car-list <s-car-list at audifans.com>
>Subject: Re: [s-cars] stereo upgrade
>Date: Thu, 1 Mar 2007 19:24:49 -0800 (PST)
>
>I am running a new alpine head unit to the stock amps and speakers through 
>the stock wiring using a fabricated connector.
>The volume/gain and pop turn on problem was solved with an in-line 
>converter for about $25.
>The problem I am having now is bad ground noise. I have tried grounding the 
>head unit directly to the chassis but no change.
>I assume there is a bad ground in the harness somewhere for the three amps 
>in the stock "BOSE" system.
>I had to piece back together the factory wiring since a previous owner had 
>cannibalized the stock common ground speaker wiring to use as speaker 
>leads.
>Has anyone had this bad ground noise problem with a new head and stock amps 
>and speakers? Maybe it is just my crapped out wiring.
>
>Thanks,
>Aaron Ryba
>95 S6 138k
>
>[s-cars] stereo upgrade     Ez Veedub      ezveedub at hotmail.com
>      Mon Feb 26 19:57:37 EST 2007     Previous message: [s-cars]  stereo 
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>      [ author ]                   In actuality, you can run Bose speakers 
>with after aftermarket amps,
>provided they high end or 1 ohm stable amps. As for keeping the radio info
>in the IC, good luck finding that unit, as those were Blaupunkt units and I
>don't believe you can find any new Blaupunkt unit with the same interface.
>If you were to find maybe an older aftermarket unit, it won't have any good
>features that newer radios have. As for using an aftermarket headunit on
>Bose, I use high/low convertors. If you try using the Metra RCA adapter kit
>only, you'll get the pop noise when you change stations or modes in your
>radio. You don't get that with the high/low convertors on speaker lead
>inputs. I currently run an Alpine unit on stock Bose system in my 93 S4 
>with
>high/low convertors, and I just finished running my 95 A6 Non-Bose, with
>Alpine headunit direct to speakers on front and RCA to rear speaker (Active
>system) with an installed Bose Avant subwoofer on high/low convertor on 
>rear
>speaker leads. System in the Avant sounds great. Almost as good as Audi Q7,
>but with less bass since it has smaller speakers.
>Ezveedub
>
>
> >From: "Kevin Day" <kday at ultrameta.org>
> >To: martin.baggenstos at gmail.com, s-car-list at audifans.com
> >Subject: [s-cars]  stereo upgrade
> >Date: Mon, 26 Feb 2007 12:20:27 -0500
> >
> >"Martin Baggenstos" writes:
> > > I have one of the early 1995 audi S6's and am looking at upgrading the
> > > entire stereo system, due to they difficulties with just replacing the
> > > components seperately. Any recommendations from people who have done 
>it
> > > regarding headunit and speakers, amp? Can aftermarket stereos be 
>hooked
> >up
> > > to display on the dash like the OEM? Thanks
> >
> >If your goal is simply better sound -- rather than getting a CD player
> >in the dash -- you can upgrade everything except the original head
> >unit.  There is a lot of misinformation out there on this subject, but
> >the truth of the matter is that the Audi "Bose" head unit works fine
> >with aftermarket amps and speakers.  Aside from the Bose logo on the
> >front, there is nothing Bose about it.  (I believe it's made by
> >Blaupunkt.)   The confusion arises because of a legitimate
> >incompatiblity between the Bose speakers and non-Bose amplifiers.  But
> >if you replace both the speakers and the amps there is no issue.
> >
> >In my 94 S4 I have the original radio driving two amps in the trunk.
> >The front and rear speakers have been replaced and a subwoofer added.
> >Sounds really good for what I have in it.
> >
> >If you change the head unit you will most certainly lose the dash 
>display.
> >
> >-Kevin
> >_______________________________________________
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