How about one of the ITU or EBU recommendations that address this exact area e.g. ITU-R BS.1116, www.ebu.ch/trev_274-hoeg.pdf
http://www.madebydelta.com/delta/Business_units/TC/Services+by+technology/Sensory+Evaluation/slo_ITU-R_BS.1116-1.page or this Masters Thesis http://www.hydrogenaudio.org/forums/index.php?showtopic=69463 -- Grahame ------------------------------------------------------------------------ Grahame's Profile: http://forums.slimdevices.com/member.php?userid=1200 View this thread: http://forums.slimdevices.com/showthread.php?t=71321 _______________________________________________ audiophiles mailing list audiophiles@lists.slimdevices.com http://lists.slimdevices.com/mailman/listinfo/audiophiles