Re: Tank circuit L/C ratio

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>" <FutureT-at-aol-dot-com>

In a message dated 1/8/01 7:11:15 PM Eastern Standard Time, tesla-at-pupman-dot-com 
writes:

> Original poster: "Antonio Carlos M. de Queiroz by way of Terry Fritz <
> twftesla-at-uswest-dot-net>" <acmq-at-compuland-dot-com.br>
>  
>  Tesla list wrote:
>  > 
>  > Original poster: "by way of Terry Fritz <twftesla-at-uswest-dot-net>"
>  <FutureT-at-aol-dot-com>
>  
>  > A high L, low C, primary gives a higher surge impedance, and
>  > lower gap losses.  But the C must be large enough so that
>  > 120 bps (or 100 bps), can be used which gives the  best "efficiency".
>  > You want C to be large, and L to very quite large.
>  
>  Can you define what would be "surge impedance"? High L, low C certainly
>  reduces the current in the primary by rising its impedance level, but 
>  I don't see how an special kind of impedance comes from this.
>  
>  Antonio Carlos M. de Queiroz

Antonio,

I was refering to the surge Z as:

     Zsurge = 2pi FLpri

John Freau