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loudspeaker    音标拼音: [l'ɑʊdsp,ikɚ]
n. 扩音器,喇叭

扩音器,喇叭

loudspeaker
n 1: electro-acoustic transducer that converts electrical
signals into sounds loud enough to be heard at a distance
[synonym: {loudspeaker}, {speaker}, {speaker unit},
{loudspeaker system}, {speaker system}]

loudspeaker \loud"speak*er\ n.
A device which converts electrical signals into sounds loud
enough to be heard at a distance, usually outdoors; it is
used to amplify or transmit over a distance speech from a
person, who is typically speaking into a microphone.
Sometimes it is used to play recorded speech or music.

Syn: speaker, speaker unit, loudspeaker system, speaker
system.
[WordNet 1.5]

30 Moby Thesaurus words for "loudspeaker":
acoustical network, capacitor speaker, coaxial speaker, cone,
crossover network, diaphragm, dynamic speaker, earphone,
electrodynamic speaker, electromagnetic speaker,
electrostatic speaker, excited-field speaker,
full-fidelity speaker, headphone, headset, high-fidelity speaker,
high-frequency speaker, horn, low-frequency speaker,
midrange speaker, monorange speaker, moving-coil speaker,
permanent magnet speaker, speaker, speaker system, speaker unit,
triaxial speaker, tweeter, voice coil, woofer


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  • Loudspeaker - Wikipedia
    A loudspeaker (commonly referred to as a speaker or, more fully, a speaker system) is a combination of one or more speaker drivers, an enclosure, and electrical connections (possibly including a crossover network)
  • Loudspeaker | Definition, Types, Facts | Britannica
    Loudspeaker, in sound reproduction, device for converting electrical energy into acoustical signal energy that is radiated into a room or open air The loudspeaker should preserve the essential character of this signal energy in acoustical form Learn more about loudspeakers in this article
  • How loudspeakers work - Explain that Stuff
    Any speaker can produce a wide range of different sound frequencies by moving back and forth quickly (for higher notes) or slowly (for lower notes) A typical home loudspeaker, in a wooden case, will contain both a large woofer and a small tweeter so it can produce a full range of frequencies
  • Loudspeaker Types and How They Work - The Absolute Sound
    A loudspeaker using dynamic drivers is often called a box loudspeaker because the drivers are mounted in a box-like enclosure or cabinet Ribbon and electrostatic loudspeakers are called planar loudspeakers because they’re usually mounted in flat, open panels
  • How speakers work: The basics to start - SoundGuys
    All loudspeakers have electromagnets that create a circular gap within which the voice coil and diaphragm move It is the interaction of these constituent parts that generates sound A cylindrical coil of wire suspended between the poles of the speaker's magnet
  • How Does A Speaker Work? A Handy Guide With Diagrams - Sound Certified
    In this animated diagram, you can see how a loudspeaker works A stereo or amplifier drives the speaker with an electrical signal that alternates from positive to negative in the shape of the musical signal
  • Loudspeaker Design, Measurements, Theory - Audioholics
    A Research team at MIT has developed a thin, flexible loudspeaker that can be mounted to any rigid surface (such as a wall), turning it into a high-quality audio source Learn about the applications
  • Loudspeaker - Simple English Wikipedia, the free encyclopedia
    A loudspeaker, which is also called a loud-speaker or speaker, is an item that is used to create the sound in radios, television sets, and electric musical instrument amplifier systems
  • The Complete Guide To Loudspeakers - hi-fi+
    Listen to a loudspeaker from Bowers Wilkins and one from Focal, their French opposite, and while there are plenty of similarities there are nearly as many differences, especially when it comes to agreement on how to do the job
  • How Loudspeakers Work: The Science Behind Sound Amplification
    But have you ever wondered what happens inside a loudspeaker to transform an electrical signal into sound? In this section, we’ll delve into the fascinating process of how loudspeakers convert electrical signals and produce the sounds we love





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