[AMPS] blocking cap current

[Rich Measures]

>
>Rich says:
>
>>?  Doesn't the half-cycle pulse of DC current come through the HV-RFC, or 
>>am I missing something?
>
>Being picky, what is a 'half-cycle pulse of DC current'?
>
€ ...  the roughly half-cycle when anode current is not cut off. 

>.......
>If it's a half cycle pulse, it can't be DC by definition.

€  Strictly DC, no, however anode conduction takes place on one polarity 
rather than two.  
>
>	>? Isn't the tank circulating current roughly Q times the anode current?  
>	>With a typical 10m Q or 15, tank circulating current would seem to be the 
dominant factor.  
>
>???? Only if the majority of circulating current is from anode to ground,
>rather than in the tank tuning cap.
>
€  At 29.7 MHz, this seems quite likely. 
>
-  later, Peter


Rich...

R. L. Measures, 805-386-3734, AG6K, www.vcnet.com/measures  


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