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Design and Construction of a Feedforward Error-Correction Amplifier

A new way to design and construct a hi-fi amplifier using feedforward is discussed. It has been found that remarkable improvements can be achieved in the performance characteristics of a conventional feedback amplifier by also applying feedforward in the manner explained. The design of this new amplifier is explained clearly, and the relationship between the characteristics of a feedback loop and the feedforward technique is discussed. Also reviewed is how this new technique related to two-pole compensation.

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JAES Volume 29 Issue 1/2 pp. 31-37; February 1981
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AES - Audio Engineering Society