In transistor amps, the job of "biasing" is left to the designer. For tube amps, you wind up having to know about it due to differences in tubes and aging. What is biasing?
Here is a good video of it in the context of class A amps:
It is HTML 5 so can be sped up.
Here is a good video of it in the context of class A amps:
It is HTML 5 so can be sped up.