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Chris February 16th 05 06:34 PM

alternator whine
 
I connected up my amp, and speakers. there's a whistle noise coming from the
speakers, as I accelerate.. is this alternator whine? Is it caused by a
ground connection? if I re-ground my amp to another place, will it stop this
noise?

also my front speakers dont sound the best. Their inifinity reference 5.25
or something along those lines, their hooked upto a audiobahn 4601t amp. The
speakers are in the doors, with about a 1cm gap around the speaker to the
door hole... do they sound crap cause it isn't flush with the door?? not air
tight?? how can I fix this?/

any help much appreciated



Peter Scott February 16th 05 06:44 PM

alternator whine
 

"Chris" wrote in message ...
I connected up my amp, and speakers. there's a whistle noise coming from

the
speakers, as I accelerate.. is this alternator whine? Is it caused by a
ground connection? if I re-ground my amp to another place, will it stop

this
noise?

also my front speakers dont sound the best. Their inifinity reference 5.25
or something along those lines, their hooked upto a audiobahn 4601t amp.

The
speakers are in the doors, with about a 1cm gap around the speaker to the
door hole... do they sound crap cause it isn't flush with the door?? not

air
tight?? how can I fix this?/

any help much appreciated

Make sure that you've got a good earth for the amp. You need a wire as thick
as the power feed going to a tag (preferably soldered) held down by a heavy
duty screw (6mm or bigger) to a bit of the body scraped to the bare metal.
Almost sure to fix it.


Can't really help with the speakers. Can't you get an adaptor plate?

Peter Scott



Chris February 16th 05 09:34 PM

alternator whine
 
Hi, should clarify the speakers are attached to the door. Its just there's a
1cm hole around it of empty space. I think thats why the sound quality is
poor.... Can I use dynamat? take out the speaker, and put dynamat around it
to cover up the 1cm gap around the speaker?? would this improve the sound?
Or am I just wasting my time/money


"Chris" wrote in message ...
I connected up my amp, and speakers. there's a whistle noise coming from
the speakers, as I accelerate.. is this alternator whine? Is it caused by a
ground connection? if I re-ground my amp to another place, will it stop
this noise?

also my front speakers dont sound the best. Their inifinity reference 5.25
or something along those lines, their hooked upto a audiobahn 4601t amp.
The speakers are in the doors, with about a 1cm gap around the speaker to
the door hole... do they sound crap cause it isn't flush with the door??
not air tight?? how can I fix this?/

any help much appreciated




In-Car Express February 17th 05 02:59 PM

alternator whine
 
On Wed, 16 Feb 2005 22:34:00 -0000, "Chris" wrote:

Hi, should clarify the speakers are attached to the door. Its just there's a
1cm hole around it of empty space. I think thats why the sound quality is
poor.... Can I use dynamat? take out the speaker, and put dynamat around it
to cover up the 1cm gap around the speaker?? would this improve the sound?
Or am I just wasting my time/money


Dynamat would probably do the job to an extent. It's probably a better
idea to cut an mdf plate out to cover the hole and to mount the
speaker to that (if possible).

Jon
--
In-Car Express http://www.incarexpress.co.uk
Car Audio | Security | Multimedia | Navigation
Tel. 01223 301212 Fax. 0870 7484123


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