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Dec 11, 2013 ... His article provides a comprehensive look at the characteristics, strengths, and weaknesses of different amplifier classes so you can select the best one for your application. The article, logically enough, proceeds from Class A through Class H (but only touches on the more nebulous Class T, which appears ...
Apr 20, 2014 ... If you've ever glanced at the specifications sheet for an amplifier, one of the things you may have noticed is the amplifier's class. Typically denoted by a letter or two, the most common amplifier classes used in consumer home audio today are Class A, A/B, D, G, and H. These classes aren't simple grading ...
It is useful to expand Class AB amplifier technology with “Class H switching”, especially high output power amplifiers. This idea seems to be very simple at first sight. The AB amplifier is provided with an additional power supply unit operating with half the voltage. As long as the power amplifier does not require a high output ...
After studying this section, you should be able to: Understand the differences between amplifier classes A to H: • Class C bias. Understand the operation of class D amplifiers & the need for: • Pulse width modulation. • Power switching. • Output Filtering. Understand the basic operation of classes E and F. Understand the ...
There are others where there is no 'official' definition, so there is often confusion about whether an amplifier is one or the other (Class-G and Class-H are the main examples of this). Amplifier classes that are used exclusively with radio frequencies will not be covered here, only classes that are directly related to audio.
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