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Re: How big is LTR?
Original poster: "Ed Phillips by way of Terry Fritz <twftesla-at-qwest-dot-net>" <evp-at-pacbell-dot-net>
Tesla list wrote:
>
> Original poster: "Lau, Gary by way of Terry Fritz <twftesla-at-qwest-dot-net>"
<Gary.Lau-at-hp-dot-com>
>
> Hi Terry:
>
> I'm curious as to the derivation of the pi/2 factor. As far as diminishing
> NST resonant rise, the further from a mains-resonant value (i.e. higher),
> the better. And a lower cap value would charge to a higher voltage, so
> that argues for a lower value. But the inductive kick effect favors the
> higher values. Who knows what happens when the current limiting shunts
> saturate.
>
> Gary Lau
> MA, USA
Can't imagine any rationale for pi/2. As for the current limiting
shunts, they saturate due to voltage, not current. Seems to me that if
the voltage gets high enough for saturation the insulation doesn't have
long to live!
Ed