[928uk] Radio Installation

[928 at elsegood.com]

Graham,

I wonder if any of the info in the attached will help you?

https://jenniskens.livedsl.nl/technical/Tips/A/MyTip1092.htm

Regards

david


> On 20 Jan 2023, at 13:57, Graham Sheppard via 928uk <928uk at lists.928.org.uk> wrote:
> 
> 
> From: Graham Sheppard <grahamsheppard101 at gmail.com>
> Subject: Radio Installation
> Date: 20 January 2023 at 13:57:30 GMT
> To: 928 List <928uk at lists.928.org.uk>
> 
> 
> My 1989 S4 is in good original condition and I try to keep it that way. The
> Toronto SQR 46 radio works well,  but the cassette not so well. I have
> decided to put in a Bremen SQR 46DAB. I intend to retain the original BQB
> 80 amp and the loudspeakers (which I have refoamed). I have the power
> connection, part 91164240000. The problem is the connection to the amp
> thruogh the original lead which has an 8 din connection, while the Bremen
> pre amp out has RCA plugs. I purchased an RCA to 8 DIN lead from the US
> (after shipping and VAT was very expensive). Unfortunately it was wired
> incorrectly for a BQB 80. Another connector, appropriate for Porsche cars
> is available from Bergvill in the US, but would end up extremely expensive
> after shipping etc. I have decided to make a connector, however, because of
> the RCA connections on the radio there is no ground between the radio and
> amp. I have looked at the wiring diagram  and it appears that the ground
> for both goes to the same point. I propose to run a ground wire from the
> radio ground, on the power side, to the original 8 DIN cable. Has anyone
> done this or arrived at an alternative solution while retaining the
> original amp?
> Regards
> Graham
> 
>