Phil Leigh;695347 Wrote: > That miska stuff is bollocks. he's using audacity plots to try to prove > his incorrect point. Audacity has major bugs int the way it renders > waveforms on screen. > If you put a real oscilloscope across a DAC you get to see the truth > and it doesn't look like ANY of his plots!!! > > A 10khz sine wave looks very fine to me coming out of my DAC, > regardless of sampling rate or bit depth (assuming that it's level is > NOT -90dB!) > > DACs don't have intelligence and don't make contextual judgements. They > just do what they do. > > > With a one bit symmetric waveform you can keep the bit on or turn it > off. If you keep it on for a few samples then off for the same number > of samples you have an approximation of a square wave ( which of course > the analogue parts of the DAC cannot reproduce properly because of > filter ringing). If you turn it alternately on or off for a single > sample you get the approximation of the sine wave...which the filter > will smooth... > > If you only have one bit there isn't really much else you can do with > it! - and the DAC cannot have any understanding of what you were trying > to do with it :-) I think we're agreeing again? LOL.
-- darrenyeats http://www.amazon.co.uk/gp/richpub/listmania/byauthor/A3H57URKQB8AQO/ref=cm_pdp_content_listmania/203-7606506-5721503. SB Touch ------------------------------------------------------------------------ darrenyeats's Profile: http://forums.slimdevices.com/member.php?userid=10799 View this thread: http://forums.slimdevices.com/showthread.php?t=94054 _______________________________________________ audiophiles mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/audiophiles
