>
>Uwe says;
>
>>I have seen c. 120 MHz ringing at my own home made project.
>
>I've never found ringing. I have found a 'parasitic' resonance which
>accentuated
>a harmonic, although the PA in question didn't oscillate. But pulsing wasn't
>necessary to find that.
>
>I guess if one pulsed the tube with a pulse generator i.e. a pulse of
>'dc' and
>no RF cycles, it would prove matters.
This is what was reportedly done.
end
- Rich..., 805.386.3734, www.vcnet.com/measures.
end
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