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Modeling a magnifier




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From:  Antonio C. M. de Queiroz [SMTP:acmq-at-compuland-dot-com.br]
Sent:  Tuesday, February 24, 1998 6:42 PM
To:  Tesla List
Subject:  Re: Modeling a magnifier

John Freau wrote:

> In the measurements and observations that I did of the beats, the
> beats corresponded to the k value between the primary and secondary
> exactly.  For instance if the k between pri and sec was .4, and the
> "combined" (sec and resonator in the manner you suggest  ) k was .2,
> the beats were such that they agreed with a k of .4, which shows
> that the system (as far as k is concerned) behaves as if the primary
> was coupled only to the secondary, which apparently it is.

What did you use to determine what the ideal waveforms would be (just
for curiosity. I know how to compute them)?
Note that in that model I didn't include the effect of the self-capacitance
of the secondary of the driver transformer and interconnections between
it and the third coil. This does not change the maximum output voltage
relationship, but can change appreciably the waveforms at the primary
and secondary coils, really making them more similar to the ones corresponding
to the higher coupling case.
 
Antonio Carlos M. de Queiroz
http://www.coe.ufrj.br/~acmq