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2. The 8 best OTC hearing aids for seniors, according to ... - AOL

   www.aol.com/lifestyle/best-otc-hearing-aids...

   Best sound quality. $1,098 at Amazon. Audien ATOM PRO 2. Best ease of use. $289 at Amazon. See 3 more. While there is no way to reverse hearing loss, hearing aids can still enhance our everyday ...

3. Auditory brainstem response - Wikipedia

   en.wikipedia.org/wiki/Auditory_brainstem_response

   The auditory brainstem response ( ABR ), also called brainstem evoked response audiometry ( BERA) or brainstem auditory evoked potentials ( BAEPs) or brainstem auditory evoked responses ( BAERs) [1] [2] is an auditory evoked potential extracted from ongoing electrical activity in the brain and recorded via electrodes placed on the scalp.

4. Latency (audio) - Wikipedia

   en.wikipedia.org/wiki/Latency_(audio)

   Latency refers to a short period of delay (usually measured in milliseconds) between when an audio signal enters a system, and when it emerges.Potential contributors to latency in an audio system include analog-to-digital conversion, buffering, digital signal processing, transmission time, digital-to-analog conversion, and the speed of sound in the transmission medium.

5. Otoacoustic emission - Wikipedia

   en.wikipedia.org/wiki/Otoacoustic_emission

   The low-cost prototype sends two frequency tones through each of the headphone’s earbuds, detects the distortion-product OAEs generated by the cochlea and recorded via the microphone. Such low-cost technologies may help larger efforts to achieve universal neonatal hearing screening across the world. See also. Auditory brainstem response

6. Auditory fatigue - Wikipedia

   en.wikipedia.org/wiki/Auditory_fatigue

   Auditory fatigue. Auditory fatigue is defined as a temporary loss of hearing after exposure to sound. This results in a temporary shift of the auditory threshold known as a temporary threshold shift (TTS). The damage can become permanent ( permanent threshold shift, PTS) if sufficient recovery time is not allowed before continued sound exposure ...

7. Personal sound amplification product - Wikipedia

   en.wikipedia.org/wiki/Personal_sound...

   PSAP amplifiers are usually small simple devices. They amplify sounds and deliver the result to the ear (s) of the user. The main components are a microphone, amplifier, speaker, volume controller and power source. The microphone captures the sound (pressure) waves and converts them to an electric signal. The amplifier (an electronic circuit ...