What is a high-frequency noise?

High frequency sound is sound of which the frequency lies between 8 and 20 kHz . High frequency sound with a frequency over 16 kHz can hardly be heard, but it is not completely inaudible. High frequency sound and even ultrasound in the lower frequency zone (up to 24 kHz) can be audible if the sound level is high enough.12 Oca 2016

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Does low frequency affect hearing?

Low frequency sounds can be harmful Human beings are normally able to detect sounds in the range of 20-20,000 Hz and it is well known that sounds within this range can damage the hearing . However, sounds under the frequency of 20 Hz can also affect the ear even though we are unable to hear them.

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What is low frequency tinnitus?

Low-frequency tinnitus: Perhaps the most confusing type of tinnitus because sufferers aren’t sure whether the sound is being produced internally or externally. Often, the tones correspond to the two lowest octaves on a piano and are described as a humming, murmuring, rumbling, or deep droning .

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What Hz is low frequency?

Sound at 20-200 Hz is called low-frequency sound, while for sound below 20 Hz the term infrasound is used. The hearing becomes gradually less sensitive for decreasing frequency, but despite the general understanding that infrasound is inaudible, humans can perceive infrasound, if the level is sufficiently high.

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