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Electrostatic loudspeaker

Index Electrostatic loudspeaker

An electrostatic loudspeaker (ESL) is a loudspeaker design in which sound is generated by the force exerted on a membrane suspended in an electrostatic field. [1]

48 relations: Acoustic membrane, Amplifier, Amplitude, BenQ, BoPET, Diaphragm (acoustics), Dipole, Do it yourself, Edward W. Kellogg, Electric charge, Electric field, Electrical conductor, Electrical impedance, Electrical resistivity and conductivity, Equalization (audio), Finland, Force, Frequency, Frequency response, General Electric, Graphite, Horn loudspeaker, Huntingdon, Line source, Loudspeaker, Loudspeaker enclosure, Magnetostatic loudspeaker, MartinLogan, Netherlands, Phase (waves), Point source, Polyester, Potential, Pune, Quad Electroacoustics, Quad Electrostatic Loudspeaker, RC circuit, Sound film, Sound-on-film, Subwoofer, Total harmonic distortion, Transformer, Transient (oscillation), Transmission line, Tri-Ergon, Tweeter, Voltage, Wave interference.

Acoustic membrane

An acoustic membrane is a thin layer that vibrates and is used in acoustics to produce or transfer sound, such as a drum, microphone, or loudspeaker.

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Amplifier

An amplifier, electronic amplifier or (informally) amp is an electronic device that can increase the power of a signal (a time-varying voltage or current).

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Amplitude

The amplitude of a periodic variable is a measure of its change over a single period (such as time or spatial period).

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BenQ

BenQ Corporation is a Taiwanese multi-national company that sells and markets technology products, consumer electronics, computing and communications devices under the "BenQ" brand name, which stands for the company slogan Bringing Enjoyment N Quality to life.

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BoPET

BoPET (biaxially-oriented polyethylene terephthalate) is a polyester film made from stretched polyethylene terephthalate (PET) and is used for its high tensile strength, chemical and dimensional stability, transparency, reflectivity, gas and aroma barrier properties, and electrical insulation.

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Diaphragm (acoustics)

In the field of acoustics, a diaphragm is a transducer intended to inter-convert mechanical vibrations to sounds, or vice versa.

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Dipole

In electromagnetism, there are two kinds of dipoles.

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Do it yourself

"Do it yourself" ("DIY") is the method of building, modifying, or repairing things without the direct aid of experts or professionals.

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Edward W. Kellogg

Edward Washburn Kellogg (20 February 1883 – 29 May 1960).

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Electric charge

Electric charge is the physical property of matter that causes it to experience a force when placed in an electromagnetic field.

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Electric field

An electric field is a vector field surrounding an electric charge that exerts force on other charges, attracting or repelling them.

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Electrical conductor

In physics and electrical engineering, a conductor is an object or type of material that allows the flow of an electrical current in one or more directions.

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Electrical impedance

Electrical impedance is the measure of the opposition that a circuit presents to a current when a voltage is applied.

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Electrical resistivity and conductivity

Electrical resistivity (also known as resistivity, specific electrical resistance, or volume resistivity) is a fundamental property that quantifies how strongly a given material opposes the flow of electric current.

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Equalization (audio)

Equalization or equalisation is the process of adjusting the balance between frequency components within an electronic signal.

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Finland

Finland (Suomi; Finland), officially the Republic of Finland is a country in Northern Europe bordering the Baltic Sea, Gulf of Bothnia, and Gulf of Finland, between Norway to the north, Sweden to the northwest, and Russia to the east.

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Force

In physics, a force is any interaction that, when unopposed, will change the motion of an object.

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Frequency

Frequency is the number of occurrences of a repeating event per unit of time.

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Frequency response

Frequency response is the quantitative measure of the output spectrum of a system or device in response to a stimulus, and is used to characterize the dynamics of the system.

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General Electric

General Electric Company (GE) is an American multinational conglomerate incorporated in New York and headquartered in Boston, Massachusetts.

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Graphite

Graphite, archaically referred to as plumbago, is a crystalline allotrope of carbon, a semimetal, a native element mineral, and a form of coal.

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Horn loudspeaker

A horn loudspeaker is a loudspeaker or loudspeaker element which uses an acoustic horn to increase the overall efficiency of the driving element(s).

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Huntingdon

Huntingdon is a market town in Cambridgeshire, England.

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Line source

A line source, as opposed to a point source, area source, or volume source, is a source of air, noise, water contamination or electromagnetic radiation that emanates from a linear (one-dimensional) geometry.

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Loudspeaker

A loudspeaker (or loud-speaker or speaker) is an electroacoustic transducer; which converts an electrical audio signal into a corresponding sound.

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Loudspeaker enclosure

A loudspeaker enclosure or loudspeaker cabinet is an enclosure (often box-shaped) in which speaker drivers (e.g., loudspeakers and tweeters) and associated electronic hardware, such as crossover circuits and, in some cases, power amplifiers, are mounted.

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Magnetostatic loudspeaker

A magnetostatic loudspeaker is a dipole loudspeaker that is similar to an electrostatic loudspeaker but instead of using high voltages, uses high currents.

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MartinLogan

MartinLogan is an American company producing conventional subwoofer speakers as well as floor-standing, wall-mounted, and in-wall hybrid speakers using electrostatic loudspeaker and planar magnetic thin film loudspeaker technology.

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Netherlands

The Netherlands (Nederland), often referred to as Holland, is a country located mostly in Western Europe with a population of seventeen million.

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Phase (waves)

Phase is the position of a point in time (an instant) on a waveform cycle.

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Point source

A point source is a single identifiable localised source of something.

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Polyester

Polyester is a category of polymers that contain the ester functional group in their main chain.

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Potential

Potential generally refers to a currently unrealized ability.

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Pune

Pune, formerly spelled Poona (1857–1978), is the second largest city in the Indian state of Maharashtra, after Mumbai.

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Quad Electroacoustics

Quad Electroacoustics is a British manufacturer of hi-fi equipment, based in Huntingdon, England.

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Quad Electrostatic Loudspeaker

The Quad Electrostatic Loudspeaker (ESL) is the world's first production full-range electrostatic loudspeaker, launched in 1957 by Quad Electroacoustics, then known as the Acoustical Manufacturing Co.

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RC circuit

A resistor–capacitor circuit (RC circuit), or RC filter or RC network, is an electric circuit composed of resistors and capacitors driven by a voltage or current source.

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Sound film

A sound film is a motion picture with synchronized sound, or sound technologically coupled to image, as opposed to a silent film.

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Sound-on-film

Sound-on-film is a class of sound film processes where the sound accompanying picture is physically recorded onto photographic film, usually, but not always, the same strip of film carrying the picture.

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Subwoofer

A subwoofer (or sub) is a woofer, or a complete loudspeaker, which is dedicated to the reproduction of low-pitched audio frequencies known as bass and sub-bass.

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Total harmonic distortion

The total harmonic distortion (THD) is a measurement of the harmonic distortion present in a signal and is defined as the ratio of the sum of the powers of all harmonic components to the power of the fundamental frequency.

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Transformer

A transformer is a static electrical device that transfers electrical energy between two or more circuits through electromagnetic induction.

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Transient (oscillation)

A transient event is a short-lived burst of energy in a system caused by a sudden change of state.

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Transmission line

In communications and electronic engineering, a transmission line is a specialized cable or other structure designed to conduct alternating current of radio frequency, that is, currents with a frequency high enough that their wave nature must be taken into account.

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Tri-Ergon

The Tri-Ergon sound-on-film system was developed from around 1919 by three German inventors, Josef Engl (1893–1942), Joseph Massolle (1889–1957), and Hans Vogt (1890–1979).

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Tweeter

A tweeter or treble speaker is a special type of loudspeaker (usually dome or horn-type) that is designed to produce high audio frequencies, typically from around 2,000 Hz to 20,000 Hz (generally considered to be the upper limit of human hearing).

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Voltage

Voltage, electric potential difference, electric pressure or electric tension (formally denoted or, but more often simply as V or U, for instance in the context of Ohm's or Kirchhoff's circuit laws) is the difference in electric potential between two points.

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Wave interference

In physics, interference is a phenomenon in which two waves superpose to form a resultant wave of greater, lower, or the same amplitude.

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Capacitor loudspeaker, Electrostatic Loudspeaker, Electrostatic loudspeakers, Electrostatic speaker, Electrostatic speakers, Electrostatic tweeter.

References

[1] https://en.wikipedia.org/wiki/Electrostatic_loudspeaker

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