microphone
Sign in to savethumb|upright|Shure Brothers microphone, model 55S, multi-impedance "Small Unidyne" dynamic from 1951
AI overview
A microphone is a device that converts sound waves into electrical signals that can be recorded or amplified. It's essential technology for capturing audio in applications ranging from music recording and live performances to broadcasting and everyday communication devices.
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Article
42 sectionsContents
- History
- Varieties
- Condenser <span class="anchor" id="Condenser microphone"></span>
- DC-biased condenser
- RF condenser
- Electret condenser
- Valve microphone
- Dynamic <span class="anchor" id="Dynamic microphone"></span>
- Ribbon
- Carbon
- Piezoelectric <span class="anchor" id="Piezoelectric microphone"></span>
- Fiber-optic
- Fabry-Pérot interferometer-based microphones
- Laser
- Liquid
- MEMS
- Plasma
- Speakers as microphones
- Capsule design and directivity
- Polar patterns<span class="anchor" id="Microphone polar patterns"></span><span class="anchor" id="patterns"></span>
- Omnidirectional
- Unidirectional
- Cardioid, hypercardioid, supercardioid, subcardioid <span class="anchor" id="Cardioid"></span>
- Bi-directional
- Shotgun<span class="anchor" id="Shotgun and parabolic microphones"></span>
- Boundary
- Application-specific designs
- Stereo microphone techniques
- Powering
- Connectors and connectivity
- Impedance bridging
- Digital microphone interface
- Measurements and specifications
- Measurement microphones
- Calibration
- Arrays
- Windscreens <span class="anchor" id="Microphone windscreens"></span>
- See also
- Notes
- References
- Further reading
- External links
thumb|upright|Shure Brothers microphone, model 55S, multi-impedance "Small Unidyne" dynamic from 1951
A microphone, colloquially called a mic (), or mike, is a transducer that converts sound into an electrical signal. Microphones are used in telecommunication, sound recording, broadcasting, and consumer electronics, including telephones, hearing aids, and mobile devices.