Cgs synth

> Hi anyone
> Recently I found Ken's page about his Modular synth. It's a great page!
> So now I've a question about the real Ringmodulator:
>
> Somehow I couldn't find some rigt transformers.
> What type of transformers are used in the Ringmodulator? It would be
> nice if you could tell me the ... as well.
> Could you give me a suggestion about the Ge-Diodes? I read somwhere,
> that usually Shottky-Diodes (I don't know if they are caled so in
> English) were used for ringmods.
>
> I hope you understand what I'm writing... English isn't my mother-
> tongue...
>
> Thanks for your help!
>
> Cheers Luke
>
>

--- In cgs_synth@yahoogroups.com, "poketo77" <poketo77@h...> wrote:
>
> Hi anyone
> Recently I found Ken's page about his Modular synth. It's a great
page!
> So now I've a question about the real Ringmodulator:
>
> Somehow I couldn't find some rigt transformers.
> What type of transformers are used in the Ringmodulator? It would
be
> nice if you could tell me the ... as well.
> Could you give me a suggestion about the Ge-Diodes? I read
somwhere,
> that usually Shottky-Diodes (I don't know if they are caled so in
> English) were used for ringmods.
>
> I hope you understand what I'm writing... English isn't my mother-
> tongue...
>
> Thanks for your help!
>
> Cheers Luke
>

--- In cgs_synth@yahoogroups.com, "poketo77" <poketo77@h...> wrote:
>
> Hi anyone
> Recently I found Ken's page about his Modular synth. It's a great
page!
> So now I've a question about the real Ringmodulator:
>
> Somehow I couldn't find some rigt transformers.
> What type of transformers are used in the Ringmodulator? It would
be
> nice if you could tell me the ... as well.
> Could you give me a suggestion about the Ge-Diodes? I read
somwhere,
> that usually Shottky-Diodes (I don't know if they are caled so in
> English) were used for ringmods.
>
> I hope you understand what I'm writing... English isn't my mother-
> tongue...
>
> Thanks for your help!
>
> Cheers Luke
>







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[Non-text portions of this message have been removed]

> The Ge diodes are a little harder to find, but I'd be happy to match
> a set for you free of charge. Just send me a mailing address and
> I'll get them out to you.

>
> Hi Luke!
>
> The parts for the ring mod are in the archives of this list. The
> best transformers have a around 10K primary impedance and 2K
> secondary. The DC resistance is about 600 ohms and 160ohms
> respectively. Mouser has two transformers that work quite well. The
> larger is part # 42TM002 and the smaller (nice for pcb mounting) is
> part # 42XL002.
>
> The Ge diodes are a little harder to find, but I'd be happy to match
> a set for you free of charge. Just send me a mailing address and
> I'll get them out to you.
>
> It seemed a good idea to add a makeup amp and buffer to the output of
> the RM circuit. Mine uses a TL072. The non-inverting amp has a gain
> of 2 (or so...) and the output of the buffer connects to the output
> through a 1K resistor for short protection.
>
> Chub
>
> --- In cgs_synth@yahoogroups.com, "poketo77" <poketo77@h...> wrote:
> >
> > Hi anyone
> > Recently I found Ken's page about his Modular synth. It's a great
> page!
> > So now I've a question about the real Ringmodulator:
> >
> > Somehow I couldn't find some rigt transformers.
> > What type of transformers are used in the Ringmodulator? It would
> be
> > nice if you could tell me the ... as well.
> > Could you give me a suggestion about the Ge-Diodes? I read
> somwhere,
> > that usually Shottky-Diodes (I don't know if they are caled so in
> > English) were used for ringmods.
> >
> > I hope you understand what I'm writing... English isn't my mother-
> > tongue...
> >
> > Thanks for your help!
> >
> > Cheers Luke
> >
>

--- In cgs_synth@yahoogroups.com, "poketo77" <poketo77@...> wrote:
>
> Hi Charles (and everybody else)
>
> Sory I didn't answer for so long time. But I've been buisy with
> school. So I hadn't any time for building electronic stuff.
>
> Thank you a lot for your offer with the Ge-diodes but I think it's
to
> expensive and complicated to send just a few diodes to Switzerland.
> I'll look in some old gear if I can find some of these diodes.
>
> But I'm interested in your RM output circuit with the TL072. Could
you
> e-mail it to me? Thaks a lot for your help!
>
> Cheers Luke
>
>
>
>
> --- In cgs_synth@yahoogroups.com, "Charles Osthelder" <osthelder@>
> wrote:
> >
> > Hi Luke!
> >
> > The parts for the ring mod are in the archives of this list. The
> > best transformers have a around 10K primary impedance and 2K
> > secondary. The DC resistance is about 600 ohms and 160ohms
> > respectively. Mouser has two transformers that work quite well.
The
> > larger is part # 42TM002 and the smaller (nice for pcb mounting)
is
> > part # 42XL002.
> >
> > The Ge diodes are a little harder to find, but I'd be happy to
match
> > a set for you free of charge. Just send me a mailing address and
> > I'll get them out to you.
> >
> > It seemed a good idea to add a makeup amp and buffer to the
output of
> > the RM circuit. Mine uses a TL072. The non-inverting amp has a
gain
> > of 2 (or so...) and the output of the buffer connects to the
output
> > through a 1K resistor for short protection.
> >
> > Chub
> >
> > --- In cgs_synth@yahoogroups.com, "poketo77" <poketo77@h...>
wrote:
> > >
> > > Hi anyone
> > > Recently I found Ken's page about his Modular synth. It's a
great
> > page!
> > > So now I've a question about the real Ringmodulator:
> > >
> > > Somehow I couldn't find some rigt transformers.
> > > What type of transformers are used in the Ringmodulator? It
would
> > be
> > > nice if you could tell me the ... as well.
> > > Could you give me a suggestion about the Ge-Diodes? I read
> > somwhere,
> > > that usually Shottky-Diodes (I don't know if they are caled so
in
> > > English) were used for ringmods.
> > >
> > > I hope you understand what I'm writing... English isn't my
mother-
> > > tongue...
> > >
> > > Thanks for your help!
> > >
> > > Cheers Luke
> > >
> >
>

> Could you give me a suggestion about the Ge-Diodes? I read somwhere,
> that usually Shottky-Diodes (I don't know if they are caled so in
> English) were used for ringmods.
>