occam Wrote: 
> 
> 
> Which 3.3v regulator is providing the digital V+ for the dac? Is it the
> supply from the dual switcher, or the 3.3v linear regulator that is also
> feeding the headphone amp? What is the Part# of the 3.3v linear
> regulator?
> 
> Thanks in advance,
> Paul

Digital side of the DAC is powered by the digital 3v3 rail from the
switcher. You could move it to the headphone amp if you want.


-- 
seanadams
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