Well put, Bill. I don't think I've heard anyone put it so deftly and so
well!
Good job!
73,
Jon
KE9NA
>Interesting argument. The point really is that an antenna tuner is
>a resonant device that has a high Q. this means that at resonance
>it stores AC energy. Just like a child on a swing is storing
>oscillating energy. That is to say that energy is oscillating between
>kinetic to potential (current to voltage) storage devices (inductance and
>capacitance). It does not matter that the drive or load is non-linear.
>In the case of the swing the drive is a periodic short push of the parent
>and the
>load resistance is usually drag which is approximately proportional to
>speed.
> The high-Q averages out the effect of the nonlinearity so that you
>can use steady state analysis to solve the problem. In fact you want
>this energy storage mechanism so that you don't splatter all over the
>place.
>
>73
>Bill
--------------------------------------------------------------------------
Jon Ogden
jono@enteract.com
www.qsl.net/ke9na
"A life lived in fear is a life half lived."
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