[TowerTalk] separation between 40m rotary dipole and 3 element beam

Ron WV4P wv4ptn at gmail.com
Fri Mar 18 17:34:27 EDT 2022


What band is the 3 el beam ?

Ron, WV4P

On Fri, Mar 18, 2022 at 4:25 PM Don <w7wll at peak.org> wrote:

> My TH7DXX is at 72 feet. When I had a 2 el 40 up 6 feet above it I
> experienced no _discernible_ negative affect on either. Surely there was
> some, but not noticeable.
>
> Don W7WLL
>
> On 3/18/2022 2:00 PM, George Dubovsky wrote:
> > You will almost certainly have to orient the 40 m dipole at 90 degrees to
> > the beam (parallel with the tri-bander boom) to avoid interaction with 15
> > meters. 5' separation is usually enough.
> >
> > 73,
> >
> > geo - n4ua
> >
> > On Fri, Mar 18, 2022 at 4:36 PM Jamie WW3S<ww3s at zoominternet.net>
> wrote:
> >
> >> What would be an acceptable separation between a 40m rotary dipole and a
> >> 3 element beam? I can maybe go 8 ft, 7 for sure......I'm fairly certain
> >> there would be some interaction, but would it be that critical ?
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