[sdiy] schematics VC10 vocoder

[Matthias.Herrmann at jeppesen.com]

here is a link to the complete service manual includeing the schematics:
http://www.autodafe.net/SynthManuals/Korg_VC-10%20Vocoder/Korg_VC10_Service_Manual.zip

attention: 46MB in size!

building a vocoder will not be nuch fun, i think. you'll have to build the 
same circuit blocks over and over again...

cheers,

matthias
___
www.fonitronik.de

> 
> ----- Original Message ----- 
> From: "anthony" <aankrom at bluemarble.net>
> To: <synth-diy at dropmix.xs4all.nl>
> Sent: Tuesday, February 19, 2008 11:32 PM
> Subject: [sdiy] Speaking of the Elektor Vocoder (and the Korg Vocoder)
> 
> 
> >I really liek this circuit, but I'd really like to update it to use 
OTA's I 
> >can really get. I like the backplane idea. I'm in preliminary stages of 

> >redesigning the circuit-board so that two filter units are on one 
board. 
> >That way you could use one LM13600/LM13700/NTE870 for two filter units.
> >
> > I wondered: would it be better to just design the circuit board to fit 
the 
> > bigger chip, but leave one OTA unit unused. This seems like a waste, 
but 
> > could there be any possibility of interferance of two circuits. I 
wouldn't 
> > think so. I'd hate to waste that many OTA units too. But it looks like 
the 
> > board will have to be seriously redesigned. I think maybe I will end 
up 
> > using protoboards after all.
> >
> > Has anybody on this list made a vocoder recently? I have some VST 
plug-ins 
> > and just don't like them even some expensive ones. I really want the 
> > schematic for a simpler vocoder like Korg's awesome little unit. Heck, 
I'd 
> > love to buy one of those little guys on eBay. I'd make mine a faithful 

> > replica, with the little keyboard, bendy mic stand, and VU meter. But 
I 
> > haven't been able to find the schematic for it.
> >
> > cheers,
> > Anthony
> >
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