Doepfer

--- In Doepfer_a100@yahoogroups.com, "selfoscillate" 
<synaptic_music@y...> wrote:
>
> --- In Doepfer_a100@yahoogroups.com, "Zoran Bosnjak" 
<dj_allin@h...> 
> wrote:
> >
> > 
> > Ernst,
> > 
> > let me jump into conversation. I used to own A-102, and 
resonance 
> on it is 
> > one of the most powerful tools I ever heard. Why ? Cause the 
> character of 
> > the sound (or call it a timbre) changes when changing amount of 
> resonance. 
> > So it is really not about playing resonance as oscillator, but 
> more like 
> > "timbre modifier". I posted in this group that it is a pity that 
> such a 
> > powerful feature does not have CV control of resonance amount, 
and 
> Mr. 
> > Doepfer replied, and explained how this feature can be added 
> (cause it's 
> > nothing but the addition of one VCA to control the amount of 
> resonance). 
> > However, I do not have the skills to do even something simple 
like 
> that -  I 
> > completely depend on manufacturers/third parties when it comes 
to 
> > alteration/maintenance of my modular.
> 
> 
> hello zoran,
> 
> you can always use a mixer, a multiple and a vca and do
> a patch to get voltage controlled resonance.
> patch the unfiltered signal to one mixer input.
> patch the mixer output to the filter input.
> patch the filter output to a multiple.
> take the signal from the multiple and patch it
> into the vca. then patch the vca output to
> another input of the mixer. opening the vca is
> like increasing the resonance. when using a polarizer
> instead of an vca you can overdrive the resonance
> or you can invert it.
> 
> best wishes
> 
> ingo
>

oh and what i have forgotten, in some cases it alters
the sound of a filter when a resonance loop or cv of
resonance is added directly to the circuit. so sometimes
it is not the best option to add all features possible.

best wishes

ingo