As per the discussion quoted below, is this what the http://www.empiricalaudio.com/frPace-Car.html Pace Car device does.
Some pretty big claims are made for its effect on sound. Thanks opaqueice;325172 Wrote: > Consider the following scenario: suppose you have a local clock in your > DAC with an adjustable frequency (such clocks exist and are used in some > DACs). For simplicity we'll ignore jitter in that clock (and any other > local jitter source) and worry only about jitter in the incoming S/PDIF > stream. Now you record the incoming data stream in a buffer for (say) 1 > second. Then you start to play out the buffer using your local clock. > The analogue signal coming out is jitter-artifact free given the above > assumption. > > But now we will run into a problem - our buffer will start to either > fill or empty depending on the mismatch in average timing between the > local and source clocks. But since our local clock is adjustable, we > can monitor the buffer state and make a (tiny) adjustment. We'd need > to do that at most every second, but in reality much less often (since > the clock mismatch will be smallish). > > As far as I can see this scheme removes all jitter with a frequency > higher than some very low cutoff (which in this example will be around > 1 Hz times the fractional clock mismatch). -- firedog ------------------------------------------------------------------------ firedog's Profile: http://forums.slimdevices.com/member.php?userid=11550 View this thread: http://forums.slimdevices.com/showthread.php?t=50147 _______________________________________________ audiophiles mailing list [email protected] http://lists.slimdevices.com/lists/listinfo/audiophiles
