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Commercializing Class D Amplifier Technologies

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The popularity of commercial audio systems having large numbers of channels has resulted in a growing demand for smaller, lighter, and less expensive multichannel power amplifier products. This paper describes how careful integration of power factor corrected switchmode power supplies, class D power amplifiers, and digital signal processors yields high power density and especially reliable and electromagnetically quiet products at a reasonable cost.

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Permalink: http://www.aes.org/e-lib/browse.cfm?elib=13259

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