[sdiy] modern AD/DA chips?

Tom Arnold xyzzy at sysabend.org
Thu May 7 12:32:09 CEST 2009


On Thu, May 07, 2009 at 11:08:02AM +0100, Tom Wiltshire wrote:
> Could it be reference voltage drift that's making all the DAC  
> channels drift together like you describe?

If it was the ref voltage, I'd expect them all to drift in sync vs be a
single bit step away from each other.  I don't remember the exact step, but
I think it was .0039something.

Anyhow, I don't think anyone in their right mind would consider the PAIA
Midi/CV the proper box for microtonal experiments.  :-)

Now, back to the original bit of this thread thats been good and lost,
Cirrus doesn't have one, but has anyone seen a good solid accurate combo
ADC/DAC chip? :-)

Perhaps the proper answer is "use two seperate chips" but I'm hoping.

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