http://www.noiseaddicts.com/2009/03/can-you-hear-this-hearing-test/
Found this on GS, it's pretty cool. I can't really hear 18khz, but 17 is no problem. My cat eats this shit for breakfast though.
EDIT: I did this on computer speakers btw, haven't tried it with my monitors.
Found this on GS, it's pretty cool. I can't really hear 18khz, but 17 is no problem. My cat eats this shit for breakfast though.
EDIT: I did this on computer speakers btw, haven't tried it with my monitors.