electrostatic amplifier

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• Electrostatic loudspeaker — An electrostatic loudspeaker is a loudspeaker design in which sound is generated by the force exerted on a membrane suspended in an electrostatic field.Design and functionalityThe speakers use a thin flat diaphragm usually consisting of a plastic …   Wikipedia

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• Quad Electroacoustics — Infobox Company company name = QUAD ELECTROACOUSTICS LIMITED company type = private limited company foundation = September 14, 1978 location = Huntingdon, Cambridgeshire, England key people = industry = Home entertainment equipment manufacturing… …   Wikipedia

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