Audio amp classes as fast as possible!

What is the actual difference between a Class A, Class AB and Class D amplifier? GoldenSound breaks them down in under 10 minutes!

Transistor Biasing Explained: https://www.electronics-tutorials.ws/...
Class D Amplifiers (Analog Devices): http://www.analog.com/media/en/analog...
Crossover Distortion in Amplifiers: https://www.electronics-tutorials.ws/...
Class AB Amplifier Design and Biasing: https://www.electronics-tutorials.ws/...

DACs 101:    • What is a DAC and why do you need one?  
Amps 101:    • What does an amplifier actually do?  

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Glossary of Audio Design and Measurement Terms: https://headphones.com/blogs/features...

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How to read the new measurements:
   • A new standard for headphone measurements  

The 10 stages of headphone measurements
   • The 10 stages you’ll go through when learn...  

0:00 - Intro
0:50 - Transistors
2:16 - Biasing/Class-A
3:49 - Class-B
5:12 - Class-AB
6:24 - Class-D
9:04 - Conclusion