Coastal Hearing Services

The Technology Explained

Adaptive feedback manager - Reduces feedback (whistling) without reducing amplification.

Analogue - An older and more basic way of amplifying sound using an electric amplifier.

Binaural - Wearing a hearing aid in both ears to give a stereo effect. The most natural way of hearing. This has been proven to be the best way of improving hearing in noise for people with a bilateral hearing loss. The only way to be able to pick out direction of sound

BTE - A style of aid which fits behind the ear with a plastic earmould.

CIC - Completely in the canal hearing aids. The smallest hearing aids available.

Compression - A way of applying different amounts of amplification to different levels of sound. (Soft sounds become audible and loud sounds comfortable.)

Compression Bands - The incoming signal is split into different pitches of sound so different amounts of amplification can be applied.

Digital - Newer technology, which uses a tiny computer chip to amplify sound. Gives excellent sound quality and listening comfort.

Digitally Programmable - An analogue hearing aid which is set up via a computer system.

Directional Microphones - 2 or more microphones are used to help reduce sounds that are coming from behind. Improves hearing in noise.

Frequency Shaping - A way of fine tuning a hearing aid to match your hearing loss.

ITC - In the canal hearing aid. Smaller than ITE instruments.

ITE - In the ear hearing aid. Larger than ITC, fills half or all of the outer ear.

Monaural - Only wearing an aid in one ear.

Noise reduction - Recognizes when speech is present and reduces the amplification when there is no speech. Gives a more comfortable sound and reduces listening fatigue.

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