Doepfer

>How would one 
> go about switching it to run on 12V instead of 15V?

There are a couple of preset pots on the pcb, they adjust output 
voltage (there are another two that are sealed, these are for 
current limiting)
If its an older Power One unit then you need to fit links to VW1 and 
VW2 - these will have been cut or removed for 15v operation.

Allan


--- In Doepfer_a100@yahoogroups.com, ben vehorn <mathlete23@c...> 
wrote:
> Thanks for the tip. It's only a $15 gamble so I very well might 
need a 
> different one.
> The Condor supply, I actually have one of these in an MOTM power 
supply 
> that I'm trying to make redundant...if so I could use it. How 
would one 
> go about switching it to run on 12V instead of 15V?
> 
> On May 14, 2005, at 6:26 AM, allanjhall wrote:
> 
> > Looks like it may be a single rail PSU as I can only see one 
large
> >  smoothing cap so in that case it will only give +12V, however 
if it
> >  is dual rail make sure you put a 1A fuse between each power 
rail and
> >  your bussbars to limit current. Doepfer supply is 0.8 Amps, 
this is
> >  a massive 3.4 amps - if you get a short anywhere there is 
sufficient
> >  current here to burn the tracks off your bussbar and module 
PCB's
> >
> >  Other power supply to consider is the Condor (was PowerOne) 
HAA15-
> >  08, it will give 1A per rail at 12 V (or 0.8A at 15V) and is 
used by
> >  MOTM, has lower noise and better regulation than standard 
Doepfer
> >  unit. Mouser part# 675-HAA15-0.8A, price $46.90
> >
> >  cheers,
> >  Allan
> >
> >
> >  --- In Doepfer_a100@yahoogroups.com, ben vehorn 
<mathlete23@c...>
> >  wrote:
> >  > Thanks to those who responded.
> >  > I'm pretty sure the way they have it worded is confusing, but 
I
> >  think
> >  > that it's a 12V +/- supply at 3.4A (!).
> >  > I went ahead and ordered one.... guess I'll find out. At that
> >  price you
> >  > can't go wrong! Looks like it has a fuse and switch already 
wired
> >  up as
> >  > well...
> >  > I'll let the list know once it arrives.
> >  > --Ben
> >  >
> >  > On May 13, 2005, at 1:42 PM, n keller wrote:
> >  >
> >  > >
> >  > > Ben,
> >  > >
> >  > > I'm no expert, but unless that is a misprint in the 
description
> >  it
> >  > > will not
> >  > > work.  It is described as IN : +12-3.4A and  OUT :
> >  100/120/220/240 VAC
> >  > > .
> >  > > This is opposite of what you are looking for.
> >  > >
> >  > > Call me crazy, but I'm trusting D.Doepfer to provide the 
best
> >  PSU for
> >  > > his
> >  > > products.   Actually I just installed my second PSU2 into my
> >  system
> >  > > last
> >  > > night, replacing one of the older PSU versions that always 
had a
> >  loud
> >  > > ambient hum.   A PSU2 has more than enough power for a G6 
frame,
> >  so
> >  > > I'll be
> >  > > adding some bus-boards into another rack frame 
and "stealing"
> >  some
> >  > > power
> >  > > from the G6 above.
> >  > >
> >  > > Good luck finding other solutions.  Again I'm no expert.
> >  > >
> >  > > n keller
> >  > >
> >  > >
> >  > >
> >  > >
> >  > >
> >  > >
> >  > >
> >  > >> From: ben vehorn <mathlete23@c...>
> >  > >> Reply-To: Doepfer_a100@yahoogroups.com
> >  > >> To: Doepfer_a100@yahoogroups.com
> >  > >> Subject: [Doepfer_a100] Suitable PS for Doepfer
> >  > >> Date: Fri, 13 May 2005 11:36:54 -0400
> >  > >>
> >  > >> Just wanted to confirm this...
> >  > >> The following power supply should be suitable for a Doepfer
> >  system,
> >  > >> correct?
> >  > >>
> >  > >> http://safe.spsp.net/cgi-bin/debco/OLS12C.html
> >  > >>
> >  > >> I'm building my own enclosure and will be using Doepfer bus
> >  boards to
> >  > >> distribute the power.
> >  > >> Thanks.
> >  > >> --Ben
> >  > >>
> >  > >
> >  > > 
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