20 Hz
Human hearing is capable of detecting sound waves between 20 and 20.000 Hz. … merely a small fraction of the frequency spectrum. Most sounds around us go unnoticed.
2013
2021
2024
2007
2008
2017
2021
2017
2015
1999
1989
2022
2016
1978
2005
1929
2005
2011
2022
2013