LOUDSPEAKER
Loudspeaker
A loudspeaker is an electroacoustic transducer that produces sound in response to an electrical audio signal input. Non-electrical loudspeakers were developed as accessories to telephone systems, but electronic amplification by vacuum tube made loudspeakers more generally useful. The most common form of loudspeaker uses a paper cone which is vibrated by an attached voice coil electromagnet between the poles of a permanent magnet, but many other types exist. Where high fidelity reproduction of sound is required, multiple loudspeakers may be used, each reproducing a part of the audible frequency range. Miniature loudspeakers are found in devices such as radio and TV ...The above text is a snippet from Wikipedia: Loudspeaker
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loudspeaker
Noun
- An electromechanical transducer that converts an electrical signal into audible sound.
- An encasing containing one or more loudspeaker devices and usually other electrical equipment such as a driver.
The above text is a snippet from Wiktionary: loudspeaker
and as such is available under the Creative Commons Attribution/Share-Alike License.