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Conference terri::cars_uk

Title:Cars in the UK
Notice:Please read new conference charter 1.70
Moderator:COMICS::SHELLEYELD
Created:Sun Mar 06 1994
Last Modified:Fri Jun 06 1997
Last Successful Update:Fri Jun 06 1997
Number of topics:2584
Total number of notes:63384

1125.0. "Wiring of Radio Speakers" by RDGENG::HAYWARD (Peter from REO F5, phone 830 3025) Fri Jun 29 1990 11:20

In my XR3i I have a boring Ford radio, no FM etc.  I want to replace
this with the Goodmans sterio from my old car.  The question I have is
how to wire the speakers most effectivly.  The Goodmans supports 4
speakers (balance and fader) but I prefer the functionality of the
cars paddle / joystick (?).  To be able to use this effectivly, should
I connect all 4 positive speaker feed wires together and then on to the
existing "from radio feed" wire or just use one feed from the Goodmans ?


Discussion, comments, etc. all welcome...
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1125.1No joy with joystickMAJORS::GAMIRaj Gami X 6365Fri Jun 29 1990 11:4912
    I would recomend that you do not use the Ford joystick at all, they are
    usually very poor quality. If your goodmans has a built in
    fader, then I suggest you use this and wire all 4 speakers directly
    into the goodmans and bypass the joystick.
    
    I had the same problem when fitting a unit into a cavalier. I initially
    wired it up through the cars joystick. The quality was S**t. The unit
    was of high quality but the joystick knackered the sound. I then
    re-wired it bypassing the joystick, the change in sound quality was
    amazing. Try it !
    
    Raj                                            
1125.2originalWOTVAX::HARRISCA man has to know his limitationsFri Jun 29 1990 12:5212
    Re .0
    
    If you really want to use the joystick, the easiest way would be to
    connect two of the four output wires from the Goodmans to where the old 
    Fords two outputs went (just disregard the other two). The rest has
    already been done for you, I find this to be the most effective way.
    
    By-passing the joystick will give better quality, but as it is only a
    Goodmans and (i assume) origanal Ford speakers the difference will
    be nothing to worry about.
    
    ..Craig
1125.3RDGENG::HAYWARDPeter from REO F5, phone 830 3025Fri Jun 29 1990 13:417
   Thanks for the comments about the joystick.  May-be I will bypass
   it.

   Craig, this Ford unit has only one feed from it (well, + and -).


   Peter.
1125.4How about this ?PEKING::GERRYTFri Jun 29 1990 13:4814
    I've just put a radio/cassette unit into my VW Santana. The car came
    with four speakers already wired to VW's own fader unit. The
    radio/cassette is an old one (PYE), just made for two speakers.
    When wiring the speakers, if I connected all 4 wires, ie. +ve and
    -ve to both speaker leads going to the fader unit, one of the channels
    was very quiet and 'toppy'. 
    Having played about with the wires (not having a wiring diagram
    for the VW made this a necessity), I found that by leaving one of
    the -ve leads unconnected on one channel, it actually fixed the problem.
    Presumably I was creating an 'earth loop' by joining all 4 wires
    previously ?
    
    Tim                                                        
                                      
1125.5I'll try thatESSB::DOODY3 Cylinders Good- 4 Cylinders badFri Jun 29 1990 15:5918
    I too have Just purchased an Xr3i (2nd hand) The Stereo is a
    radiomobile Which appears to be a reasonable unit (???) the previous
    owner had the outputs (front & rear) from only one channel connected
    to the joystick (==> no stereo ==> output transistors on other channel
    possibly blown) happily The other channel was ok. so now at least I
    have stereo. But the sound  quality is absolutely awful: tinny from
    the front speakers : Muffled from the rear: RAdio very bad, tape a
    little better. I will try out bypassing the joystick.
    
    I'm not about this unit Ford fits in order to use the rear heated
    window as an aerial. I think a proper aerial would make a difference
    BTW the only thing that does not work on the car is the heated rear
    screen ( Fuse IS ok) - Something tells me there my be a relationship
    somewhere......!!!!!
    
    Brian.
    
     
1125.6Not much joy?DOOZER::JENKINSAdrenalin is brown.. �K.MorrisseyFri Jun 29 1990 16:0711
    
    
    If the sound is as bad as you say, I'd go for a new set of speakers
    and new unit before worrying about the joystick.
    
    The hrw/aerial worked fine for me with a Blaupunkt. Certainly better
    than my broken electric aerial which is going to be �50+ to replace
    :-(
    
    
    
1125.7MAJORS::QUICKCensored by *******Thu Apr 23 1992 13:3611
	Does anyone have a wiring diagram for a Pioneer KEH 4080
	radio-cassette? What I'm specifically interested in is the
	speaker wiring; the unit runs 4 speakers, via only three
	pairs of wires. The colours are grey, grey/red, grey/black,
	green, green/red, green/black. I've assumed that there is
	a common earth for each pair of speakers and wired it in;
	all the speakers work but the stereo definition is awful
	and some speakers sound "weedy"... any ideas, anyone?

	JJ.
1125.8SHAWB2::HARRISCHave YOU wiped properly?Thu Apr 23 1992 14:204
    I've had a few Pioneers in the past and none of them had that wiring
    setup!  How old is the unit?
    
    ..Craig 
1125.9AEOEN1::MATTHEWSM&M Enterprises, the CATCH 22Thu Apr 23 1992 14:2819
    I had the same problem with a Clarion system. The only solution
    is to 'suck it and see'.
    
    What I did was to adjust the system to isolate one speaker. Then
    try the various combinations of wires until one speaker is working
    well.
    
    As an example, if you assume the grey wires are for the right
    had set of speakers, you adjust the system to front right only,
    and try the wires from the front right speaker across the three
    possible combinations of the three grey wires. You'll probably
    find that two of the combinations work well, and one doesn't.
    
    With the speaker connected to one of the two working combinations,
    adjust the system to back right only. If you have the correct
    connection, the spund should go away.
    
    Once you have worked out one of the speaker connections, the others
    should become obvious ...
1125.10Could be the one..PEKING::MCSHANEGDeceptively Co-operativeTue Jul 14 1992 00:4411
    
    re 1
    
    	Poor/variable sound quality could we be due to a poor earth (happend 
    with mine). I have a Pioneer, sorry can't remember the model, but the
    one you've mentioned sounds close. If you mail me I will let you borrow 
    the 'installation' sheet which has set-ups for 2/4 speaker usage for about
    5 models in the range including wire colours...
    
    Gary.