>> Because ZSAC controls conduction angle.
>Conduction angle affects peak plate current.
> >peak anode current is limited by the emissivity of the cathode.
>In this case, peak plate current is the plate current flowing at the peak of
>the RF cycle, i.e. when the grid has made its most positive excursion. The
>grid may still be negative with respect to the cathode at this time as, for
>example, in AB1.
>So I still maintain my argument that RL is fixed by the ratio of
>instantaneous plate volts to instantaneous plate amps, and varaition of RL
>with ZSAC is an implicit, and not an explicit, function.
? *Care and Feeding...* gives different constants in the RL formula for
different Classes of operation. For Class B, the recommended constant is
less than is the case for Class AB, which is less than the recommended
constant for Class A.
- later, Peter
R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures
FAQ on WWW: http://www.contesting.com/ampfaq.html
Administrative requests: amps-REQUEST@contesting.com