Hello all
Tom Rauch wrote:
>
> > Thanks in advance, please feel free to load up the flame throwers.
>
> I don't know the electrical characteristics of concrete at 1.8MHz, but I
> wouldn't trust it. It will almost certainly stay very damp and almost
> certainly be very conductive,
We agree here in Battle Creek. Buy the insulators (I did) and put the
base in as Rohn suggests.
unless you live in a desert. If it didn't work
> you could always ground the tower and shunt feed it.
Yes, a good alternate. Always a good consideration for an existing
tower with yagis, too.
>
> I have a more important concern. How will the water drain out of the tower
> legs if you set the base that way? I've seen at least a half dozen towers
> fail at least partially because people set the legs in mud or concrete with
> no drainage. My neighbor has one (Rohn 25)that will eventually fall, because
> the legs are already split and rotting and no one will take it down.
We agree. Really important, I think for the long haul.
>
> The two most common flaws in tower constriction are clamps on the wrong way
> (U bolt against load-bearing wire)
We tend to use "preforms" and even "Stranvises" for connecting cable to
whatever. No brainer there. Oh, I guess one could put a preform on a
cable the wrong way.
73 George W8UVZ
and leg drainage.
>
> 73 Tom
>
> _______________________________________________
> Topband mailing list
> Topband@contesting.com
> http://lists.contesting.com/mailman/listinfo/topband
_______________________________________________
Topband mailing list
Topband@contesting.com
http://lists.contesting.com/mailman/listinfo/topband
|