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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)
  • Amazon. com: Loudspeaker
    Find professional-grade loudspeakers engineered for exceptional sound quality, durability, and versatility across various applications
  • 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 Does A Speaker Work? A Handy Guide With Diagrams
    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
  • Loudspeakers - JBL
    From floorstanding with powerful bass to bookshelf loudspeakers, we got it all Create soundscape for your home that you can feel as well as hear
  • 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 loudspeakers work - Explain that Stuff
    When you hook up the loudspeaker to a stereo, electrical signals feed through the speaker cables (red) into the coil This turns the coil into a temporary magnet or electromagnet As the electricity flows back and forth in the cables, the electromagnet either attracts or repels the permanent magnet
  • 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
  • Speaker Systems - Best Buy
    Shop home theater speaker systems at Best Buy, featuring speaker systems for rooms both large and small
  • Loudspeaker Basics: What is a Loudspeaker » Electronics Notes
    Loudspeakers are used in radios, audio players, Bluetooth speakers as well as many other areas Loudspeakers have been used for many years to convert electrical signals into audio sound waves





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