>Requirements for the amp should be stated like this: what degree of linearity
>should I set for this amp, and given that... How do I design the power
supplies
>and tank circuit to meet the specs I set. With a the average tetrode, the
>screen and bias supply regulation will impact the linearity far more than the
>anode supply. The place most people fail is in the design of
>the bias supply (usually can't handle the current properly).
** Bias supply regulation is not a factor in Class AB1 since zero
current is drawn from the bias supply.
> ...
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