Articles tagged with "Hearing aids"

Hearing Aid Update

Hearing aids-external electronic devices used to help individuals with hearing loss-traditionally consist of a microphone, an analog-to-digital converter, a digital signal processor, a digital-to-analog converter, and a receiver that delivers an acoustic signal into the external auditory canal. In 2008, 97% of all hearing aids sold used digital processing. Catherine V. Palmer, PhD, provides a review of current digital hearing aids.