Phil Leigh;542594 Wrote: > Final post on this thread for me: > > take a 16/44.1 file into Audacity > make a copy, reduced by 6dB using Audacity's 24-bit level function > (this mirrors an SB acting on redbook audio) > > diff the two > > result: <6dB of white noise - exactly what theory predicts due to > reduction of SNR > > keep going, lowering the level further each time... > > 12dB reduction = <12dB of noise > 18dB reduction = <18dB of noise > ... > > > So, no "loss of bits", "loss of resolution","loss of music" or any > other effect - just the predicted decrease in the SNR. > > So, 24-bit digital level control is transparent except for SNR. > > This really is just as well because of course this is exactly how every > mixing suite, mastering suite, DAW etc does level control (be it @ > 24/32/48/56/64 or 72-bit!).
What you are showing is why 24bit is good to EDIT in. Once you get into finite performance of your DAC and system then things are different. -- mswlogo XP > Cat5 > Transporter/DuetController > SPDIF > Meridian G68 > DSP6000, DSP5500HC, DSP5000 XP > Cat5 > SB3 > SPDIF > Meridian DSP5000 XP > Cat5 > DuetReceiver > SPDIF > Meridian G91 > DSP5000 'My Transporter Setup' (http://forums.slimdevices.com/showpost.php?p=350741&postcount=45) 'Hitch Hikers Guide to Meridian' (http://www.meridianunplugged.com) ------------------------------------------------------------------------ mswlogo's Profile: http://forums.slimdevices.com/member.php?userid=9090 View this thread: http://forums.slimdevices.com/showthread.php?t=77725 _______________________________________________ audiophiles mailing list [email protected] http://lists.slimdevices.com/mailman/listinfo/audiophiles
