N4ZR has recommended at least 1/2 WL of insulated guy
(of the Lowest Frequency Antenna on the tower )
between the top to the tower and a continuous
conductive guy wire. That's 35 ft for 20M.
I'd go with at least 50' for the top guy and maybe
even the next lower guy (or ALL guys).
Tom N4KG
On Tue, 16 Apr 2002 Sylvan Katz <jskatz@sk.sympatico.ca> writes:
> Hi all
>
> I need to insulate the top section of my upper guys from my tower to
> eliminate some tower-antenna interaction I think I am getting with
> my C31XR.
> Is it okay to use a few feet of Phillystran for the top section and
> EHS for the rest?
> If it is then what is best method to use to couple the EHS
> and the Phillystran?
> Or is there a simpler inexpensive solution to isolating the EHS
> from the tower?
>
.. sylvan (VE5ZX)
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