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Re: [Doepfer_a100] Re: Doepfer modular for guitars

2008-05-30 by Florian Anwander

Hi Matijn,

in principle it might work, but reality is something different. You need 
a very straight audio input signal for the PLL, but the guitar does not 
provide that finally. The better solution would be a pitch to voltage 
converter. Where still the Korg MS-3 or the Roland SPV 355 are known as 
the best.

Today I 'd tend to use a good guitar to midi interface (vulgo the Axion) 
and then convert the MIDI signal with a simple MIDI/CV interface to a 
voltage.

I once did some diy experiments with Pitch to voltage interfaces and 
found, that guitars (as all picked or hammered string instruments) are 
very(!) difficult to handle. It is much easier to use a bowed instrument 
or a wind instrument. Also the pitch to voltage conversion has the 
problme, that the conversion gets worse as softer the volume of the 
input signal becomes.

I'd really go for a (pre synth) compression and distortion of the guitar 
signal to get a signal which is similar to an oscillator. Even better if 
you have a hexa pickup and can do separate distortion for each string, 
which sounds already great on its own.

Florian




matijnboshoven wrote:

> --- In Doepfer_a100@yahoogroups.com, Florian Anwander
> <Florian.Anwander@...> wrote:
> 
>>Hi
>>
>>
>>>Can you use the A-196 PLL module to create a contiuous signal? I have
>>>no experience with this module.
>>
>>No. This has nothing to do with it. What I mean is a full compression 
>>(high compression ratio, low threshold), combined with a noisegate. 
>>Usually the corresponding stomp boxes are called "sustainer".
>>
>>Listen to the guitar sound of Jamie West-Oram of "The Fixx".
>>
>>Florian
>>
> 
> 
> I'm sorry that my post was not more accurate. I meant creating a
> continuous signal different from the guitar signal itself. In other
> words: Use the guitar to control the PLL and then use the Pll to
> control a VCO. The VCO then should have the same frequency of the
> guitar. Ofcause it will only work on single notes, but I play bass so
> that doen't matter much. And as I have no experience with the A-196 I
> have no idea that it will actualy work.
> 
> 
> ------------------------------------
> 
> Yahoo! Groups Links
> 
> 
> 
> 

-- 
Florian Anwander                  |ConSol*
Tel.   +49(89)45841-133           |Consulting&Solutions Software GmbH
Fax    +49(89)45841-111           |Franziskanerstr. 38, D-81669 München
email: florian.anwander@consol.de |http://www.consol.de

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