[sdiy] Does anyone have the Roland IR3109 datasheet? (looking into sh-101 filter modification)

[mark verbos]

The Jupiter 8 has a separate hi pass filter made from a single OTA  
and FET buffer. It's only one pole and the 4 pole lopass is in series  
after it.

Mark


*
On Oct 18, 2008, at 2:09 PM, Julian wrote:

> Or even some decent jupiter 8 schematics?
>
> Or... ; )
>
> What im trying to do is work out if the sh-101s IR3109 can be  
> switched into highpass.  I know the jp8 has highpass, and uses the
> IR3109 filter chip, but i think it uses some other filter ICs also.
>
> Does anyone have any of the literature, of has considered this before?
>
> Thanks,
> Julian
>
>
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