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200e

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Re: v/oct input on oscillators?

2006-10-21 by Gary Chang

thanks for the correction, Ed.  Lippold hadn't mentioned this feature,
but it makes sense.  But without a 1.2v/oct scaled output on the 259e
or 261e, it puts us back in the days of tuning insanity every time you
go to do something.

gary


Edmund Eagan <ed@...> wrote:
>
> The Continuum Voltage Converter has adjustable scaling, and one of  
> the presets Haken Audio plans to have available out of the box is  
> 1.2v/octave, so it should work perfectly with Buchla oscillators.  
> Output voltage ranges on the CVC are factory customizable within the  
> voltage limits of -9.8v to +10.0v.
> 
> Otherwise, I think Gary's comments are spot on, especially the  
> comment about MIDI performance.
> 
> 
> On 21-Oct-06, at 5:19 AM, Gary Chang wrote:
> 
> > Alex,
> >
> > I don't have the 200e, but I do have a CF, and I love it. With the
> > CVC box, it will allow a person for the first time in a long time to
> > use Subotnick's "player piano" technique of overdubbing many passes of
> > expression to make a sound more animated. (Mort's technique employed
> > a mic, touch keyboard or joystick that controlled VCO volumes recorded
> > to tape that were then played back through envelope detectors,
> > converting them back to control voltages - essentially an analog
> > version of automation). The CF will do the same via MIDI (which I
> > think is pretty amazing, considering how pathetic I have thought MIDI
> > performance was in the past).
> > I intend to use a pair of CVC boxes, so that I can record a first pass
> > of pitch information and then overdub location and modulation
> > information in a second pass. To record, one will take the MIDI
> > output and record it. Playback is sent to the CF's midi input, (which
> > is the brain for the CVC box). The CVC box will make it easy for one
> > to use the CF as a general purpose cv controller, like a joystick,
> > except with much higher resolution.
> >
> > If you hook up a Yamaha pedal controller to the CF and have it control
> > the rounding factor, then when you have the pedal all of the way down,
> > you should get actual in tune pitches, like a normal keyboard. This
> > is simply in midi, but you may find it difficult to convert the CVC's
> > 1v/oct resolution to 1.2v/oct with the same precision as midi to get
> > actual tuned pitches.
> >
> > I may be incorrect, but I don't think that Lippold is going to have a
> > variable scalling feature on the CVC box, which means that you will
> > have to look elsewhere for conversion to the Buchla's 1.2v/oct  
> > standard
> > If I were you, I would not use the cv in - I would rely on the MIDI
> > input for controlling the 200e with the Continuum Fingerboard. Using
> > the CV in will be like the olden days with the 200 series - constantly
> > retuning the CV inputs to keep the VCOs in tune.
> >
> > I think that Ezra's comments months ago about improving the 200e's
> > MIDI input resolution are a better plan for getting in tune pitches
> > out of the 200e when played with the CF.
> >
> > Of course, that's just my opinion I could be wrong.
> >
> > Gary
> >
> > --- In 200e@yahoogroups.com, Alex Pi <alexpi@> wrote:
> > >
> > > Hello
> > > Does the 261e has v/oct input to control pitch?
> > > I can't seem to find anything about this on the web.
> > > I am planning my setup with the continuum fingerboard, and  
> > hakenaudio
> > > will release a very high resolution CV to MIDI converter with
> > > variable v/oct.
> > >
> 
> ---------------------------------------------
> Edmund Eagan
> (613) 569-0574
> www.twelfthroot.com
> ed@...
> ---------------------------------------------
>

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