[sdiy] SSM2164 VCA

Tom Arnold xyzzy at sysabend.org
Thu Mar 18 01:50:04 CET 2010


On Mon, Mar 15, 2010 at 04:00:19PM -0600, Joe Grisso wrote:
>      Actually, there's a few applications where a discrete op-amp is
> preferred to an IC op-amp. The main one I can think of is when a
> higher supply voltage is needed - primarily in analogue mixing
> consoles and legacy applications. IC op-amps output drive stages
> usually don't have the ability to push the current to certain loads as
> well. I remember a gent at SSL talking about an op-amp he designed
> that had +/- 80V rails on it. For some reason, that scared me. Heh.

Check out these beasts :
http://apex.cirrus.com/en/pubs/proDatasheet/PA52U_G.pdf

I worked with a guy at CEBAF that used Apex modules in his bass amp because
they were totally indestructable.

Maybe if we asked nicely they'd cook up a 200watt OTA...

-- 
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 - Tom Arnold       -  Free Synth DIY webspace http://www.sdiy.org 
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