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  2. The Mosquito - Wikipedia

    en.wikipedia.org/wiki/The_Mosquito

    Using his children as test subjects, he determined the frequency of "The Mosquito". [7] The Mosquito was released to the mainstream market in 2005, through Stapleton's company Compound Security Solutions. [8] The current device has two settings: the high frequency sound targeted at youth, and another that can be heard by everyone.

  3. How to Read An Audiogram (Hearing Test) - AOL

    www.aol.com/read-audiogram-hearing-test...

    Here's how to read an audiogram and a doctor's explanation of the most common results including sloping hearing loss, notched hearing loss, cookie-bite hearing loss and reverse-sloping hearing loss.

  4. Presbycusis - Wikipedia

    en.wikipedia.org/wiki/Presbycusis

    A hearing test administered by a medical doctor, otolaryngologist (ENT) or audiologist including pure tone audiometry and speech recognition may be used to determine the extent and nature of hearing loss, and distinguish presbycusis from other kinds of hearing loss. Otoacoustic emissions and evoked response testing may be used to test for audio ...

  5. Mosquito Ringtone - Wikipedia

    en.wikipedia.org/?title=Mosquito_Ringtone&...

    From Wikipedia, the free encyclopedia. Redirect page

  6. Hearing test - Wikipedia

    en.wikipedia.org/wiki/Hearing_test

    The standard and most common type of hearing test is pure tone audiometry, which measures the air and bone conduction thresholds for each ear in a set of 8 standard frequencies from 250Hz to 8000Hz. The test is conducted in a sound booth using either a pair of foam inserts or supraural headphones connected to an external audiometer.

  7. List of animal sounds - Wikipedia

    en.wikipedia.org/wiki/List_of_animal_sounds

    This page was last edited on 11 January 2025, at 00:17 (UTC).; Text is available under the Creative Commons Attribution-ShareAlike 4.0 License; additional terms may apply.

  8. AOL Mail

    mail.aol.com/m

    Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!

  9. Sound pressure - Wikipedia

    en.wikipedia.org/wiki/Sound_pressure

    which is often considered as the threshold of human hearing (roughly the sound of a mosquito flying 3 m away). The proper notations for sound pressure level using this reference are L p /(20 μPa) or L p (re 20 μPa) , but the suffix notations dB SPL , dB(SPL) , dBSPL, or dB SPL are very common, even if they are not accepted by the SI.