Doepfer

hello, 

is there a simple way of DIYing doepfer a110 to go beyond audible
frequencies (up the scale)?

best to all
t

On 6/6/05, achtung_999 <ernst@dendriet.nl> wrote:
>    --- In Doepfer_a100@yahoogroups.com, Bakis Sirros 
>   <synth_freak_2000@y...> wrote:
>   > hello ernst,
>   > could you please give us some more detailed info about
>   > your suggestions in your email below?
>   > i need more details, in order for me to be able to
>   > create some new polls for your suggestions.
>   > regards,
>   > bakis.
>  
>   > --- achtung_999 <ernst@d...> wrote:
>   > 
>   > > 
>   > > A list of things that come to my mind after some
>   > > thinking.
>   > > 
>   > > 1) Still the pitch tracker/pitch demodulator,
>   > > preferably with a range switch.
>   > > 2) VOSIM oscillator, the Keagi/Tempelaars design. 
>   > > 3) A tendency mask generator. another design from
>   > > the sonology studios. Easily explained 
>   > > this is 'random cv between a maximum and a minimum
>   > > value'
>   > > This is nice probably possible as an extension of
>   > > the a172 max/min. An idea from the 
>   > > workingmethods of the german composer G.M. Koenig
>   > > (Stockhausen's assistant on a.o. 
>   > > 'Kontakte'). 
>   > > 
>   > > I could elaborate more on these if you guys are
>   > > interested. 
>   > > 
>   > > Greetings,
>   > > 
>   > > Ernst
>  
>  
>   Hello Bakis!
>   Of course I can add some more info.
>  
>   1) I see that Doepfer has put the pitch tracker on the overview as a
>   module in 
>   development, good.
>   I would like to stress that a range switch compatible to the A110
>   osc. 
>   So the old practice of saving ctrl. voltages to tape or an other
>   medium can be used. By 
>   means of modulating the pitch of an a110 osc. with the voltage to be
>   recorded and then 
>   recording the audio output of the a110. By setting the voltage range
>   on a pitchtracker to 
>   the same as the one on the osc. the voltage can be retreived again
>   and used over and over 
>   again... And: yes, I know this can also be done with amplitude.
>   However the frequency 
>   based way I find much more elegant and accurate. 
>  
>   2) The Vosim oscillator is a classic from the Institute of Sonology,
>   where I studied 
>   electronic music. The synthesis method uses a squared-sine (achtung:
>   squared in the 
>   mathematical sense!) pulse with a number of repetitions of which the
>   amplitude decrease 
>   and the number of repetitions can be set via voltage control. It goes
>   beyond the scope of 
>   this mail to elaborate on this extremely nice synthesis method, it
>   can sound very voice-
>   like, hence the name VO(ice)SIM(ulation).  I know that some people I
>   know at Sonology 
>   might be interested in licensing the method to Doepfer..  A page on
>   the vosim module 
>   from the Sonology studio manual is available from my webspace here: 
>  http://www.xs4all.nl/~eloo999/downloads/vosim.pdf  (text copyright:
>   Kees Tazelaar)
>  
>   3) The tendency mask generator at Sonology is a device which you feed
>   an upper limit and 
>   a lower limit as cv inputs (I imagine in a doepfer system it could be
>   an extension of the 
>   a172 max/min). There's also a clock which can either be internal
>   or an external pulse.. 
>   The device gives out random values between the upper and lower limits
>   at the clock rate. 
>  
>   I hope this takes a few questions away…
>   If not, please ask me for more… I'm getting lazy here!
>  
>  
>   Greetings,
>  
>   Ernst
>  
>  
>    
>  ________________________________
>  Yahoo! Groups Links
>  
>  
> To visit your group on the web, go to:
> http://groups.yahoo.com/group/Doepfer_a100/
>    
> To unsubscribe from this group, send an email to:
> Doepfer_a100-unsubscribe@yahoogroups.com
>    
> Your use of Yahoo! Groups is subject to the Yahoo! Terms of Service.  
>