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Sound for under 20s only

Sound for under 20s only

Name: Sound for under 20s only

File size: 376mb

Language: English

Rating: 6/10

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Apparently, there's a noise that only people under 25 can hear. As you get older, the hearing process (sound waves travel into your ear, hit your eardrum, and vibrate three tiny bones, transmitting sound into the inner ear) stops working as well, making certain high frequencies. Apparently, using the Mosquito device, UK pupils have recorded the ultra-high sound that is audible only to underyear-olds. Your hearing. Many people should be able to hear up to around kHz, from around 17kHz upwards we get into the range that only the under 20's can hear! Take the test.

Clicking the play button below will produce a tone that is generally only heard by people under the age of It has been used as a deterrent device to keep. There are sound frequencies that only young people can hear. Find out how old Listen to the four clips below and you'll know. hertz. Police have given their backing to a gadget that sends out an ultra high-pitched noise that can be heard only by those under 20 and is so.

Sonic youth: The high-pitched sound alarm for under 25s or install a high- pitched alarm that only younglings can hear to scare away the.

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