Amplifier
- Feb- 2020 -16 FebruaryENT
Types of Hearing Aids. Enumerate Advantages and Disadvantages – JUNE 2016
DEFINITION – It is a device used to amplify the sounds for pronounced irreversible hearing loss and helps in clarity of hearing. PARTS – a) Microphone which collects the sound and transforms into electrical energy. It has a diaphragm with an electromagnet behind it. b) Amplifier which magnifies electrical impulses…
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