There are many types of hearing aids with a wide range of functions and features to address individual needs. In general, hearing aids are better than ever.
There are many types and degrees of hearing loss. This is why there are many types of hearing aids with a wide range of functions and features to address individual needs. Today, hearing aids can be programmed to automatically respond to minute changes in sounds, etc.
Digital and analogue
Digital hearing aids and analogue hearing aids differ greatly.
Modern hearing aids use digital technology. They transform the sound, convert it into bits, and manipulate it before amplifying the signal. A digital hearing aid can be programmed. This means that digital hearing aids can be individually adjusted to suit the individual user and the different types of hearing loss by means of a small computer.
Analogue hearing aids amplify sound signals picked up by a microphone and convert them into small electrical signals. These signals are transmitted into the ear in real time. They can be altered according to the needs of the individual user within the limits of the analogue technology.
Some degree of programming is possible with the most advanced analogue hearing aids.
Hearing aids can provide a hearing impaired person with improved perception of speech and a more pleasant sound picture. But it cannot restore normal hearing.
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