digital control of analog component question...

Magnus Danielson cfmd at swipnet.se
Wed Jan 12 02:00:01 CET 2000


From: "Brousseau, Paul E (Paul)" <PaulBr at mosaix.com>
Subject: digital control of analog component question...
Date: Tue, 11 Jan 2000 15:09:20 -0800

> My knowledge of synth engineering is pretty damend small, so this question
> is basic.  What does it take to digitally control analogue devices?  Is it
> simply a matter of sending the digital number to a D-A which goes to the
> control-voltage input on the analog devices?

Yes, this is one of many popular ways of doing it.

There is also a bunch of boxes that eats MIDI in one end and spits out CV and
trigg/gate in the other. These MIDI-to-CV boxes comes in many varities.

Then there are more ways to control curcuits by digital meants, like CMOS
switches and such. There are also all kind of hybrid solutions by which the
frequency generation is done digitally but waveshaping is done by analog etc.

Cheers,
Magnus



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