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info from doepfer about new CV EXPANDER MODULE/CHAOS MODULES AND MORE!!!

2003-01-13 by Bakis Sirros

dieter says:"
> the planned CV expander module and the A-138 modules
> are very similar. The difference is that the A-138
> are stand-alone modules that could be patched to any
> other module to expand the number of CV or audio
> inputs. The CV expander module has to be assigned
> firmly to a module (e.g. A-121) and placed close to
> the module as there are internal connections (not
> via patch cables) between the modules. One will be
> able do define via jumpers on the CV expander module
> how the 5 inputs of the module are distributed to
> the main module (e.g. A-121). E.g. one could use the
> inputs 1-2 to expand the frequency control input of
> the A-121 (to a total of 3), input 3 to expand the
> resonance control input of the A-121 (to a total of
> 2) and the inputs 4-5 to expand the audio input of
> the A-121 (to a total of 3). In this examples 3
> internal connections between the CV expander module
> and the A-121 will be necessary (CV frequency
> common, CV resonance common, audio common). Usage of
> the CV expander module will require a bit of
> electronic knowledge and solder experience. We think
> about adding a kind of "A-100 DIY corner" to our
> A-100 web pages after the NAMM where some basic
> principles of all A-100 modules are explained (e.g.
> control voltage and audio summing with operational
> amplifiers basic circuits, lin/log control, simple
> modifications of existing modules - e.g. adding
> CV/audio inputs/outputs, modifications of
> A-150/A-151 for higher voltages and so on).
> 
> b.t.w. In combination with the chaos/module of
> uncertainty we are also working on a so-called
> Chua-Oscillators (using negative resistors simulated
> with NICs/negative impedance converters and
> gyrators), Ueda attractors, Duffing oscillators,
> chaotic FM (cross-coupled FM oscillators) and
> others. But it's to early to publish details as we
> are only in the beginning. Many of these functions
> can be realized with existing modules but for some
> functions new modules are required. More details
> after the NAMM and if we have results we could
> publish.
> 
> b.t.w. We have now sound examples for the A-198
> available on our web site (made by our Italian A-100
> user Enrico Cosimi).
> 
> This is my last message before I leave for the NAMM
> tomorrow.
> 
> (Feel free to publish all this information in the
> group if desired)
> 
> Best wishes
> Dieter Doepfer
> Doepfer Musikelektronik GmbH
> http://www.doepfer.de
> email: hardware@doepfer.de
> 
> As we exhibit in January 2003 at the NAMM show in
> Los Angeles/Anaheim (hall A / booth 6306) I will not
> be able to answer emails from January 12 until 29,
> 2003.  Please address your technical questions to
> technik@doepfer.de or software@doepfer.de during
> this time.
 
ANY COMMENTS?
bakis.

 


=====
synthfreak(parallel worlds)
athens-greece
[Doepfer_a100] group owner-moderator

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