Ang: Re: [sdiy] THAT 2181C VCA's

Daniel Araya daniel.araya at sr.se
Wed Nov 5 10:50:01 CET 2003


>>> Marc Bareille <m.bareille at free.fr> 2003-11-05 01:44:46 >>>
>Hello ,
>
>I have builded a dual VCA module for my modular, with a pair of 2150
,
>the old father of the 2181 ... It is a "perfect" audio  VCA module .
The
>soundis very very good and clean ! It is rather simple to interface
the
>218x to the usual CV voltages. I have also designed many audio
devices
>around THAT chips ( ex DBX ) and found some of those chips inside an
>incredible list of audio devices i had in hand , to play with or
repair
>... . They are perfect for all kind of dynamic processor too, but
also
>for  CV controled mixers ... If you want the best  VCA , check the
>DBX202 or THAT 2002 series ... They are builded with 8 selected  2150
(
>may be today 218x )  in parallel to improve performance . So if you
have
>200 2181 may be you can made an octuple matching to build an ultimate
>audio VCA  :-)
>
>Description of my Dual VCA  module is at http://m.bareille.free.fr  
.
>Inside the "synths" page choose "modular synth" .
>
>Regards,
>
>Marc B.


Any chance of having a peek at the schematic?

regards

/Daniel Araya



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