Doepfer

--- Dieter Doepfer <hardware@doepfer.de> wrote:

> From: "Dieter Doepfer" <hardware@doepfer.de>
> To: "Bakis Sirros" <synth_freak_2000@yahoo.com>
> Subject: AW: [Doepfer_a100] PSU1 and mechanical hum
> Date: Wed, 29 Sep 2004 18:30:18 +0200
> 
> > -----Urspr�ngliche Nachricht-----
> > Von: pelang56 [mailto:pelang56@hotmail.com]
> > Gesendet: Mittwoch, 29. September 2004 17:17
> > An: Doepfer_a100@yahoogroups.com
> > Betreff: [Doepfer_a100] PSU1 and mechanical hum
> >
> >
> > hi
> >
> > any tips how to get the silence back ?
> > i now there is this PSU2 but ..hey this would be
> cost a lot of mony
> > (5 x 90 euros) and way i have to purcase things 2
> times ?
> >
> > best
> > pe
> 
> If you are familiar with electronics and soldering
> there is a solution (but
> only in this case):
> It is possible to replace the transformer of the
> standard power supply with
> a ringcore type. Unfortunately the mechanics of the
> ringcore transformers
> are not compatible with the standard transformes for
> printed circuit. One
> has to remove the old transformer (i.e. desolder
> it), drill a hole into the
> pc bord that is used to hold the new ring core
> transformer and wire the
> ringcore transformer manually with the pc board. So
> only the charges for the
> ringcore transformer have to be payed (~ 35 Euro)
> and about 1/2 hour of
> working time is necessary.
> 
> As a lot of mistakes in the 115V/230V area are
> possible only for qualified
> personnel !
> 
> Best wishes
> Dieter Doepfer
> 
> 


=====
Bakis Siros
Parallel Worlds / Polariton
Athens-Greece
[Doepfer_a100] group owner
http://www.shimarecords.co.uk
http://www.ward12.com


		
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