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Re: TC Critical Coupling (was Overcoupling
> Original Poster: "John H. Couture" <COUTUREJH-at-worldnet.att-dot-net>
>
<snip>
> > These problems can be eliminated and all of the losses can be easily
> >> included by using the proper tests. Tests using known loads are the
answer.
> >> For example to find the efficiency of an electric motor a Prony brake, a
> >> known output load, is used. For a Tesla coil a controlled spark or
> >> incandescent lamp which are known output loads can be used. There are
other
> >> possibilities.
> >
> >How do *you* go about measuring the current and voltage associated
> >with the output spark?
>
> --------------------------------
>
> You cannot. That is the reason that you have to find another method to
> quantify the spark. The "controlled spark" is one possibility. This gives
> you an input watts per foot of spark. This is an important variable for
> Tesla coils. It is dependent on several other important variables in the
> design of the coil and is, therefore, a good overall representation of the
> coil.
>
> JC
To say "you cannot" is to deny that at least one person (Greg Leyh)
already has measured output currents. I concede.
Malcolm