Two entirely separate issues.
antenna radials, either buried or elevated are part of the RF circuit
and act as
a counterpoise to the radiating element. If the earth under the
had good enough, low, (RF) conductivity, radials would not be needed
ground wires or ground rods have a resistance to earth that will go much
when the exposed area is frozen. Always put ground rods well below the
Stan, WA1ECF Cape Cod, MA FN41sr
Barry Kutner wrote:
> On 11 Jun 98, Pete Smith <email@example.com> wrote:
> > More to the point, what does the frost line have to do with buried
> > anyway? If you don't bury radials that deep, why would you have to
> do so
> > with a perimeter ground wire? For that matter, all of my feed and
> > lines come across the lawn in two runs of PVC conduit, which is
> buried only
> > about 3 inches deep, and it has stayed put so far through one very
> > winter and two average ones.
> > Am I missing something?
> Good question, Pete. In theory, the idea of going below the
> frost line is to prevent heaving of whatever is buried, so it doesn't
> reappear at the surface some day, from earth movement of the
> freeze/thaw cycles. For that reason, my conduit was buried about 2 1/2
> ft (frost line abt 18 inches here).
> However, when my pool was built, both the propane guy and the
> electician ran their lines only about 6 inches down. When I
> inquired about that, they both gave the same answer: it's not required
> by code.
> 73 Barry
> Barry Kutner, W2UP Internet: firstname.lastname@example.org
> Newtown, PA Frankford Radio Club
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