>
>> Wouldn't the 4CX5000 tend to have a larger filter capacitor, and thus
>> a bit more energy to dump, or is peak current the real concern? With
>
>The 4 by 5 will have higher voltage, but the tube will easily handle
>more impact than a small tube. Every system needs to be looked
>at in view of the total system.
>
>> Rich's example of the 10 ohm glitch R in the SB-220, and assuming some
>> stray R in caps and chokes, you are still talking about a peak current
>> pulse on the order of 180 amps!! Seems like an awful lot of current.
>> What can the average plate choke withstand??
>
>There is no average plate choke. That is the problem with rules of
>thumb.
>
>The most important thing is to not put a glitch resistor in the grid. It
>belongs in the HV lead.
>
// Mr. Rauch: Do you know of a case where a 3-500Z reportedly shorted
after a glitch resistor was added in series with the anode supply And a
frangible grid resistor was added? If so, who?
tnx.
- R. L. Measures, 805.386.3734, AG6K, www.vcnet.com/measures.
end
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