The ground would be run from the connection at the back of the radio, or its
wiring harness, to the speaker.  So the setup in rear would be just like
your front speakers.

On Wed, Jul 13, 2011 at 11:37 PM, HotelWestfalia <zolo@foxinternet.net>wrote:

> So, how shall I do it?  Simply take one more ground from the car's body to
> the other speaker?  Or is there a specific "ground" that supposed to come
> from the modern radio that I'm installing?
> Thanks,
> Zoltan
>
>
> ----- Original Message ----- From: "Alan Felder" <dieseldoofus@GMAIL.COM>
> To: <vanagon@GERRY.VANAGON.COM>
> Sent: Wednesday, July 13, 2011 7:50 PM
> Subject: Re: Speaker wires ??
>
>
>  The gray wire is a common ground to the rear speakers.  If you are putting
>> in a modern radio, require separate grounds for the speakers or they will
>> burn up your amp eventually.  If you are keeping old radio and just
>> replacing speakers you can get away with the three wires but sound quality
>> will not be best.
>>
>> On Wed, Jul 13, 2011 at 9:17 PM, HotelWestfalia <zolo@foxinternet.net
>> >wrote:
>>
>>  Hi to all,
>>>
>>> I am connecting speaker wires to the plugs.  RF and LF both have two
>>> wires.
>>>  Simple.  But the set going to the rear are only three wires; Red, Blue,
>>> Gray.  I assume, one of them belongs to both speakers.
>>> I have the feeling some of you know this.
>>> Best wishes,
>>> Zoltan
>>>
>>>
>>
>>
>> --
>> Alan Felder
>> Austin TX
>> 82 Diesel Westy
>>
>>
>

--
Alan Felder
Austin TX
82 Diesel Westy