Re: Parallel and Series LCR Circuit Qs

[Hollmike-at-aol-dot-com (by way of Terry Fritz <twftesla-at-uswest-dot-net>)]

Surely, this is why Tesla always had a tuning coil that he would adjust while 
the coil was running.  There are too many what-ifs that even today we cannot 
precisely account for, so tuning on the fly seems to be the best way to go(as 
long as it can be done safely.
Mike


>  
>  
>  >  Terry's work indicates that the streamer impedance is capacitive (1pF
>  >  per
>  > foot)  Therefore it sounds like the coil should be inductive to tune
>  > it out.  Alternately, it would seem that the streamer de-tunes the
>  > coil and lowers the secondary resonate frequency.  So, I guess the
>  > primary should be tuned lower in frequency than the secondary to start
>  > with (?).  I wonder how much lower?  Maybe the answer is to just tune
>  > the coil by trial and error until the maximum streamer length is
>  > reached and forget about the grid dip meter.  Any ideas about this (or
>  > any ramblings) would be welcome.
>  
>  <snip>
>  
>  
>  
>  
>  
>  
>  -----