Designs for audio amplifiers with DC coupling to the load are not often encountered these days, even though they offer definite advantages. One advantage is that there is no need for the complication ...

A variety of headphone amplifier types are available, but little guidance is provided in their selection. This article discusses the types available, and covers their relative strengths and weaknesses ...

Class-D audio amplifiers are power efficient, but do not beat, or even match, well-designed Class-AB and Class-A amplifiers on many other specs. This said, Delft University of Technology, working with ...