Rene Herman wrote: > On 25-11-07 04:18, Mark Constable wrote: > >> There are a few online hearing test sites around, here >> is one with 16/44.1 wavs. I can't hear 12kHz-0dB.wav :-( >> >> http://www.phys.unsw.edu.au/music/dB/loudness.html > > Word of warning -- the outcome here will significantly vary with the used > soundcard, headphones and ofcourse _very_ much with how loud you crank up > any on- or off-card amplifier. > > And eat your heart out... > > That 16 kHz -60dB is just about my threshold with good headphones, good card > set to 0 dB and external amplication cranked up. -57 I hear always, at -60 > it's a little flaky. At those levels, 12-0dB actively hurts... > > Rene. > Ears are funny things. 16 kHz might be just about your limit, but if you listen to more than one tone mixed together you will hear a difference. E.g. 16 kHz you can hardly hear. 8 kHz you can hear, but 8 kHz mixed with 16 kHz will sound different from 8 kHz alone. The real quality of a sound card and speakers comes with how it handles more than one tone at the same time so that those mixed tones sound right. James ------------------------------------------------------------------------- This SF.net email is sponsored by: Microsoft Defy all challenges. Microsoft(R) Visual Studio 2005. http://clk.atdmt.com/MRT/go/vse0120000070mrt/direct/01/ _______________________________________________ Alsa-user mailing list Alsa-user@xxxxxxxxxxxxxxxxxxxxx https://lists.sourceforge.net/lists/listinfo/alsa-user
