Understanding Modern Power Amplifiers

All power amplifiers incorporate several key design facets, and it’s important to recognize what they are as well as their significance. Modern amplifiers also incorporate an increasing number of features that enhance their value as devices as well as within the scope of entire sound systems.

In “Understanding Modern Power Amplifiers,” Chapter 3 of the new PSW Expert Series on the essentials of audio amplification, author Bruce Bartlett defines and clearly explains the fundamental aspects that make up power amplifiers in addition to providing useful context. Topics he covers include:

  • Power supplies
  • Input and output stages
  • Different types of connection (I/O)
  • Protection schemes and circuitry
  • Explanation of all common amplifier classes
  • And more!

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Author AES and SynAudCon member Bruce Bartlett is a recording engineer, audio journalist, and microphone engineer ( His latest books are “Practical Recording Techniques 7th Edition” and “Recording Music On Location, 2nd Edition.”

The ProSoundWeb Expert Series on Power Amplifiers is presented by Dynacord and features top authors from ProSoundWeb and Live Sound International magazine. All future chapters will also be available for free download on PSW.

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