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This is why there are many hearing aids with a wide range of functions and features to address a large variety of individual needs. Today, hearing aids can be programmed to automatically respond to minute changes in hard of hearing sounds, etc.
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Analogue hearing aids and digital hearing aids differ greatly. Analogue hearing aids amplify sound signals that are picked up by a microphone and then convert them into small electrical signals. Then these signals hard of hearing are transmitted into the ear in real time. The signals can be altered in relation to the needs of the different users within the possibilities offered by the analogue technique. Today, many modern hearing aids use digital hard of hearing technology, and these are quite different from analogue hearing aids. They transform the sound and convert it into bits and manipulate them before amplifying the signals. It is basically the same technology as hard of hearing that used in a CD player. A digital hearing aid can be programmed. This means that digital hearing aids can be adjusted to suit the specific user by means of a small computer. The modern digital hearing aid can provide a hard of hearing hearing-impaired person with an improved and more pleasant sound picture. But it cannot bring back normal hearing. A digital hearing aid with advanced directional microphones will greatly help people who suffer from hearing loss, particularly in noisy surrounding. The disadvantage of digital [Email: info@hear-it.org] |