Re: NST Ground, RF ground, the whole bit...

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

Original poster: "Malcolm Watts by way of Terry Fritz <twftesla-at-qwest-dot-net>" <m.j.watts-at-massey.ac.nz>

Hi Guys,
         Comments at the bottom.........

On 12 Jul 01, at 19:45, Tesla list wrote:

> Original poster: "Terry Fritz" <twftesla-at-qwest-dot-net>
> 
> Hi Jonathon,
> 
> "I" agree with you :-))  If it can carry seriuous RF, it needs a short RF
> ground.  The AC line ground is only good for 60Hz AC stuff.  There are all
> kinds of opinions on this, but this is mine ;-)
> 
> Cheers,
> 
> 	Terry
> 
> 
> At 09:13 PM 7/12/2001 -0400, you wrote: 
> >WOAH, wait a second! I thought the green ground (mains ground, 3rd wire...) 
> >was for the power cab. only (with the RF mains filters, boxes, and 
> >whatelse...). The RF ground is for all others - NST case, motor housing, 
> >bottom of sec. coax shield (if aplicable) any faraday cages... Whats the
real 
> >story? Whos the expert here? 
> >
> >The only time I connect the third wire ground to the NST case is when I am 
> >using it for a Jacob's Ladder... 
> >
> >--------------------------------------- 
> >Jonathon Reinhart 
> >hometown.aol-dot-com/kidd6488/tesla

Is the transformer being asked to deal with RF or mains frequencies?
With the case/core of the transformer connected to the RF ground, is 
the base current of the coil elevating the case of the transformer 
wrt mains ground or not?

Questions, questions ;)
Malcolm