tomjtx;151118 Wrote: > > tomjtx;151118 Wrote: > > ...it wasn't people "thinking" they heard a difference, they did hear a > > difference, period... > > > > ...AC power was not a factor...not a result of listener bias or > > "belief". > > > > ...Poor AC does not affect or invalidate the goals of the test. Both > > PS's were plugged into a power conditioner which in turn was plugged > > into a dedicated line......which ruled out the possibility of listener > > bias, belief or susceptibility to suggestion...> > > > - How can you possibly say AC power was not a factor? You already > said the stock SB PS plus power-conditioner sounded better with both > analog AND digital outs. This means your AC power may already be very > poor. Different PS's (stock, aftermarket, etc) may have different > inherent filtering capability too. Obviously multiple levels of power > conditioning might matter (e.g. see PS Audio, Blue Circle, etc for > common references on this subject). Poor AC power quality/deliver > clearly is a variable in this situation, and if you believe you are > hearing a difference between various PS's, it could simply be due to > poor AC as received at your home - and thus another layer of > filtering/conditioning may simply be all you might be hearing. Then > other people who have different quality AC power received at their > homes, may consequently not hear any differences (if such differences > are even really there to be heard anyway). > > - Was your test double blind, or single blind? Were the trials > random? If so, how did you ensure this? These aspects (among multiple > others) can all make a huge difference in case study outcomes, and is > the reason why such methodologies exist. > > - Why does your description of your alleged testing scenario get more > elaborate as time goes by? Sounds a bit fishy to me. So does > constantly trying to express how special are your > hearing/talents/setup etc. > > - Finally, understand that belief/bias can NEVER be ruled out and/or > eliminated. Also, there are many, many different variables (some > lurking/hidden) which could easily account for any correlation > between explanatory and response variables in any finite number of > tests (for instance, perhaps your stock PS is faulty, etc). Such > assumptions are common knowledge in any serious research setting and > mindset. > > I also personally wish you would stop trying to make increasingly > more elaborate and unfounded claims, and then acting like you have > actually established anything concrete. It might make your posts come > across a little condescending and non-credible, and "unbalanced", you > know? And it seems kinda insulting to everyone's intellect when you > do that, especially when you attack others' opinions in the process > (very offensive).
-- NewBuyer ------------------------------------------------------------------------ NewBuyer's Profile: http://forums.slimdevices.com/member.php?userid=7862 View this thread: http://forums.slimdevices.com/showthread.php?t=29058 _______________________________________________ audiophiles mailing list [email protected] http://lists.slimdevices.com/lists/listinfo/audiophiles
