electret condenser microphone 1
noundomain: artefact
EnWordnet [ver.5.0]
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EnglishDefinition
a type of electrostatic capacitor-based microphone, which eliminates the need for a polarizing power supply by using a permanently charged material.
Examples
- 1.Due to their good performance and ease of manufacture, hence low cost, the vast majority of microphones made today are electret microphones; a semiconductor manufacturer estimates annual production at over one billion units.
