Sounds with frequencies above 20,000 hertz are called ultrasound . Ultrasound is too high-pitched for humans to hear.
Read moreWhat are low frequency sounds called?
Sounds with a frequency of 20 Hz and lower are called infrasound . Low frequency sound is understood to mean sound, the frequency of which is below 125 Hz. Infrasound and low frequency sound are difficult to hear, but they cannot be called completely inaudible.
Read moreWhat Hz is too low?
Human reactions. 20 Hz is considered the normal low-frequency limit of human hearing.
Read moreHow do you determine low frequency sound?
Low frequency noise is typically perceived as a low throbbing, beating, rumbling, or even as a pressure on the ears . A person’s response to low frequency noise can also be quite individual due to differences in the frequency sensitivity of their hearing, which can vary considerably from person to person and with age.
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