Intelligibility vs. Bandwidth
A Case for Mid-frequency Amplification (Continued) Should mid-frequencies be given more than a cursory consideration when it comes to fitting hearing aids? Last week’s post reviewed some acoustic characteristics of speech and their significance in speech perception. These included long-known information related to speech spectra; the relationship between speech power, frequency, and intelligibility; critical bands;…
Read MoreHearing Aid Gain – Which One?
The use and understanding of hearing aid gain is common among hearing professionals. It is essentially the difference between the level of a sound into a hearing aid versus the amplified level of what comes out of the hearing aid (Figure 1). However, other gain descriptions are helpful in understanding hearing aid performance. Two that are…
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