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Re: More rotary gap questions... (fwd)



Subject:  Re: More rotary gap questions... (fwd)
  Date:   Fri, 18 Apr 1997 19:02:19 -0500
  From:   "Robert W. Stephens" <rwstephens-at-headwaters-dot-com>
    To:   Tesla List <tesla-at-pupman-dot-com>



> 
> 
> At 11:07 PM 4/17/97 -0500, you wrote:
> 
> >One important consideration is that even like good old DC circuits, AC
> >circuits including RF AC circuits still follow some of the basic rules
> >for
> >DC resistance.  Even though most coilers use copper tubing primarys,
> >good
> >grade caps, etc. they sometimes forget that the most circuit resistance
> >is
> >thru the stainless steel or steel electrodes in their sparkgaps.  If you
> >budget can afford it, use brass with screw in electrodes --- the result
> >will be much higher RF currents that won't be limited by the weakest
> >link
> >in your series chain --- the RSG materials.  If you are on a budget
> >steel
> >is OKI, but try to avoid stainless -- very toxic gases are emitted by
> >burning stainless steel -- ask any welder who works on stainless steel
> >tanks and they will describe the special precautions they are required
> >to
> >use (OSHA, etc) when welding inside stainless steel pipes or tanks.  
> >
> >DR.RESONANCE-at-next-wave-dot-net
> 
> Hmm, ok, I haden't heard about toxic fumes from stainless steel, thanks
> for the info.
> 
> As for the "brass with screw in electrodes", do yo mean brass electrodes
> that screw in, or some sort of brass holder that the electrodes screw in
> to ? 
> 
> Sorry for the really clueless questions, but what I don't know about
> mechanical design would fill a large book...
> 
> Daryl
> 
 
Perhaps DR. WHO (yes all of him/them/it) could be kind enough to provide
the
manufacturer and part number for the screw in, tungsten faced, hi-freq
unit
electrodes he/they/it has/have been referring to.