Doepfer

Thanks Dave! Looks good!
And hehehe, my A110's are almost 8 years old so warranty is the last thing
to worry about I guess.



On Wed, Jan 2, 2013 at 8:29 PM, woof_dave <David.Woof@gmail.com> wrote:

> **
>
>
> It's in the service manual for the A-110:
> http://www.doepfer.de/a110_tec.htm
>
> Details are on the circuit diagram, and for extra clarification, I found
> this (Google translate will be your friend here!):
>
> http://modularne.info/?p=713
>
> There's a few other scraps scattered around, but the circuit diagram
> basically tells you pretty much everything you need to know.
>
> My modification is different to the Polish site, and more in line with the
> service manual; i.e. a jack straight to the Soft Sync pad, and another jack
> into an attentuator then to the Linear FM pad. I didn't bother with a
> switch for the AC/DC toggle, as I'll almost always FM with an audio source,
> so can leave the jumper open.
>
> My end result can be seen here:
>
> http://www.modulargrid.net/e/other-unknown-a-110-vco-linear-fm-soft-sync
>
> I fitted a pair of pins to the appropriate pads on the PCB so that I could
> plug and unplug the extension module if required, rather than having it
> permanently soldered to the A-110.
>
> Note that the modification will void your warranty, so undertake the
> change at your own risk!
>
> Hope that helps.
>
> Cheers,
>
> Dave.
>
>
> --- In Doepfer_a100@yahoogroups.com, achtung_999 <heinrich.himmelwasser@...>
> wrote:
> >
> > Dave, where is the info for this modification found?
> > Thanks!
> >
> >
> >
> > On Tue, Jan 1, 2013 at 11:14 PM, woof_dave <David.Woof@...> wrote:
> >
> > > **
>
> > >
> > >
> > > Further digging has answered this for me - close for DC FM (i.e.
> > > continuous source voltage), open for AC (i.e. audio).
> > >
> > > It's all there if I look for it ;-)
> > >
> > > Dave.
> > >
> > >
> > > --- In Doepfer_a100@yahoogroups.com, "woof_dave" <David.Woof@> wrote:
> > > >
> > > > Hi,
> > > >
> > > > I'm adding the extra connections, etc, to make the linear FM change
> to
> > > the A-110 VCO, and it isn't clear to me whether the "AC/DC Coupling"
> jumper
> > > should be open (as per the default), or closed when the linear FM
> addition
> > > is made.
> > > >
> > > > Anyone know which state it should be in?
> > > >
> > > > Thanks,
> > > >
> > > > Dave.
> > > >
> > >
> > >
> > >
> >
> >
> > [Non-text portions of this message have been removed]
> >
>
>  
>


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