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Convention Paper

Distortion in Class AB Power Amplifiers

Authors: Sandstrøm, Terje

AES Convention 71 · Paper 1870 · March 1982

Abstract

The transition from class A to class B in power amplifiers has been investigated with regard to distortion. It is shown that this transition triggers off one of two different nonlinearity mechanisms dependent upon the realization of the output stage. The theoretically derived equations are shown together with measured parameters of a typical design. The results reveal large amounts of distortion reaching a maximum at medium power levels.

Details

Published in
AES Convention 71
AES Convention
71
Paper number
1870
Publication date
March 6, 1982
Session subject
Sound Reproduction
Affiliation
Institute of Physics, University of Oslo (See document for exact affiliation information.)
Type
Convention Paper