Re: [TCML] The truth about LTR, STR, and resonant modes

["DC Cox" <resonance@xxxxxxxxxxxx>]

TMT  too much typing.  give me a call some evening at 608-356-3647.

DC

On Wed, May 28, 2008 at 7:58 PM, Kris Grillo <kristianisawesome@xxxxxxxxx>
wrote:

> DC,
>
> Could you elaborate on your "plate current" comment, I don't quite
> understand. I am interested in adjusting an inductive ballast for a power
> factor corrected to 1 without a meter. How do you go about this and how do
> you know when you have reached the correct power factor? I'm using a 4 pack
> of mots for the power supply. Would this apply even though they are shunted?
>
> DC Cox <resonance@xxxxxxxxxxxx> wrote: In addition to tuning the cap, we
> also tune the ballast and power supply
> with pole xmfrs to deliver the most efficient amount of current into the
> system for optimum spark production at any given voltage setting.  We "dip"
> the supply current using our ballast control, and when the power factor is
> corrected back to 1.0 then you have max efficiency.  Longer sparks occur
> when this setting is pushed up 10% but this does draw more current.  Very
> similar to tuning a ham radio transmitter in which the operator "dips" the
> plate current to find the best resonant point before pushing higher power
> into the system.  To do this properly one needs a power factor meter,
> however, lacking one, you can also do it by carefully monitoring your
> "plate
> current" and then adding 10% after the dip.
>
> Similar to what John is discussing.
>
> Dr. Resonance
>
>
>
>
>
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