On Mon, 19 Feb 2007 12:43:12 -0800, Frank Gilliland
wrote:

+++On Mon, 19 Feb 2007 19:12:33 GMT, james wrote
+++in :
+++
+++On Sun, 18 Feb 2007 18:24:33 -0800, Frank Gilliland
wrote:
+++
++++++Conjugate match is needed for maximum power transfer.
++++++
++++++
++++++IMPEDANCE match... for maximum power transfer. A 'conjugate' match is
++++++when the impedances are complex, which isn't always the case.
+++***********
+++
+++I have found that it is rare in the real world that impeadances are
+++not complex. Outside transimission lines, there is little that is not
+++complex.
+++
+++
+++You just said that resistors have complex impedance and transmission
+++lines are flat.
+++
************

No I did not. Besides Resistors can have complex impedances depending
upon constrtuctinand frequency in which they are used.

+++
+++ Then again when you conjugate match, the imaginary part of
+++the complex impedances is nulified and you are then left with the real
+++part.
+++
+++
+++Reactances don't just disappear. They create a current between the
+++source and load that must be assessed to see if it is going to cause
+++any problems. Sometimes it doesn't and sometimes it does.
+++
+++
***********

I did not say they disappeared. At resonance the conjugate match
causes the net reactance to be zero. Thus nulify. The reactance are
always there.


james