A question comes to my mind after looking K values and working class: K
value
increase as the conduction angle decrease, so am I wrong in stating that AB
class (either AB1 or AB2) conduction angle is greater than B class?; if so,
should not be K[AB] greater than K[B]?.
Best regards
Guillermo - LU8EYW.
Will Matney escribió:
> "The optimum tube load resistance is"
>
> Rl = Vp / ( K x Ip )
>
> where
> Rl = the appropriate load resistance
> Vp = the DC plate potential in votes
> Ip = the DC plate current in amperes
> K = a constant that approximates the RMS current to DC current ratio
> appropriate for each class. For the different classes of operation;
> Class A, K = 1.3
> Class AB, K = 1.5
> Class B, K = 1.57
> Class C, K = 2
>
> End quote.
>
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