"Rob nee Petard" <steVVard at (no spam) cableone.net> schreef in bericht
news:hcq3pa$cdv$1 at (no spam) news.datemas.de...
How many can you hear?

http://www.freemosquitoringtones.org/

Too many Rush concerts for me I'm afraid... I can hear the 12kHz, but
nothing higher. My ears are 50 years old. Ouch.

It really seemed I could *feel* some discomfort on the higher ones,
but I definitely couldn't *hear* them.

Rob (!Petard)'s kids came running in, freaking out, "What IS that
sound?". LOL

16kHz here. Just.

Would it really make such a difference in headphones at high frequency?
I have the impression that it cuts right through the rest of the ambient
noise...

L.
Just got round to trying it on my laptop. Stops after 14kHz but with my