I'll second Bill's suggestion with this addition: use old sindow sash
weights.
Don
N8DE
Quoting Cqtestk4xs@aol.com:
> In a message dated 8/29/2008 7:59:19 PM Greenwich Standard Time,
> tim.n9puz@gmail.com writes:
>
> Our yard has several trees which are good candidates. For a more
> permanent installation like this (vs a Field Day type setup) what is a
> good technique for attaching to the tree trunk? Screw eye into the
> trunk itself? Some sort of belt type affair around the trunk?
> ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
>
>
>
>
> Best way to do this is to put the end rope of the dipole through a pulley
> attached to the tree and put some weight on the end of the rope
> after it passes
> through the pulley to keep the dipole from slacking too much, but allowing
> for the tree sway. The size of the weight depends on how strong
> the wire and
> rope are. Maybe 30 pound swould work for the aversage set up.
>
> Bill KH7XS/K4XS
>
>
>
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> deal here.
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