arnyk wrote: > All that is needed is a detailed examination of the audio output of the > DAC to see if there is noise that is above the threshold of hearing and > traceable to the power supply. Been there, done that and come up dry. > > I have a goodly number of SMPS and analog wall warts with similar > voltage and current capabilities. One of these days I'm going to pitch > the iron ones. > > For one thing the SMPS have inherent superior immunity to power line > variations. If they produce any noise at all that makes it through to > the audio inputs (garbage DAC alert!) it is generally both really small > and ultrasonic.
I have had pretty much exactly the same experience. "To try to judge the real from the false will always be hard. In this fast-growing art of 'high fidelity' the quackery will bear a solid gilt edge that will fool many people" - Paul W Klipsch, 1953 ------------------------------------------------------------------------ Julf's Profile: http://forums.slimdevices.com/member.php?userid=42050 View this thread: http://forums.slimdevices.com/showthread.php?t=106593 _______________________________________________ audiophiles mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/audiophiles
