[Lf] what is the best Ground?

[Andre' Kesteloot]

Dexter McIntyre W4DEX wrote:

> Larry,
>   I contribute the success of my LF beacon "NC" to it's ground.  The
> basket weave coil sets on a plastic stand about 15 inches above the
> metal roof of a all metal building.  The roof and wall area is about
> 4000 sq. ft.  There are six 8 ft. ground rods around the building.
> Before I built this structure I had such poor success on LF xmitting
> that I gave up for many years.
>
> Dex
>
> Larry Kayser wrote:
> >
> > Greetings:
> >
> > I would appreciate a discussion on what is the best ground, under the
> > following limitations.  Yes a salt water marsh is wonderful but I live 600
> > miles or more from salt water and that is not practical for me.  Next, I do
> > not own enough land to make a really good ground like I have on 160.
> >
> > What I want to discuss or watch being discussed is how good might a
> > connection to the ground used by the Electric Utility transmission system
> > be?  A ground to a railroad line (the cold side not the hot side of the
> > rail)? A large building with a metal roof.  What else should be considered
> > as a good ground.
> >
> > One I just thought of would be an abandoned Broadcast Band transmitting site
> > where the screen is still in place.
> >
> > What are other candidates for a great ground system?
> >
> > What is behind the question?  Well if the regulator specifies the length and
> > input power of the lowfer transmitter and does not discuss the ground
> > situation , then if one wants to move the end result around then one has to
> > work on what is not specified.  The regulator does not discuss the ground
> > system thus this question.
> >
> > Larry
> > VA3LK
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