Date: Mon, 08 Apr 2002 19:14:07 +0200 From: Pierre-Yves Andri <andrinopsamogic.net> Subject: Re: 9-5 Audio : upgrade from AS2 to AS3
Thanks a lot for this precious information. The best way is indeed to take the signal form the head unit, thru an balanced/unbalanced adapter. Could you still tell me briefly where is the best way for the wires ? Is it possible to use some existant wires for a rear cd-changer that I will never need ? (If they exist..) On Sun, 7 Apr 2002 21:56:37 GMT, hohnopsamlid.invalid (Goran Larsson) wrote: >In article <iea1bu00sakq0fiaeki7v5oleos1k5cq37nopsamcom>, >Pierre-Yves Andri <andrinopsamogic.net> wrote: > >> Thanks, but... the AS2 sound is not so bad... > >Have you listened to AS3? > >> Anyway, for the rear passenger, sound was better in my 9000, with two >> rear speakers. So I think I'll do a minor upgrade, with two rear >> speakers, with an amplifier... > >You have to find a way to connect the amplifier. > >The low level between the head unit and the amplifier is not the common >single ended (signal & ground) used in ordinary consumer audio, instead >it is a balanced (signal+ & signal-) use in pro audio. Attaching the >new amplifier here requires an adapter. > >Another possible location is to use the high level signal at the rear >passenger door speakers using a common high level to low level >converter. The problem is that this signal may not be full range if it >has been filtered in the amplifier.