[Rudy]

"flipper" wrote in message
...

: On Wed, 31 Oct 2007 13:10:20 +0100, "Rudy" wrote:
:

: it seems the error made is in using the wrong mental model, that is
: seeing the transformer primary as a resistance.
: sure, PP operating on a pure R load would cease to
: cancel when one side would be cutoff, as it would no longer
: partake in the transfer curve for PP !
:
: Even harmonics also cancel in a transistor (or any other for that
: matter) Class AB PP amplifier with no transformer, as long as the two
: sides are 'equal'.

yep, my mistake;-)
the function is realized by the configuration, not the components.
although the components in each half have to be dynamically matched
to realize the theoretical total annihilation ;-)
:
: Might sound like holy hell from the odd order harmonics but all that
: matters for evens is equal but opposite regardless of how 'screwed up'
: the equal but opposite signals are.
:
: with a transformer, however, the transfer curve is a function
: of the tight coupling of the primary halves, so always PP ;-)
: (not the current, but the core flux is what matters)
:
:

Rudy