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

Don w7wll at peak.org
Fri Mar 18 17:24:29 EDT 2022


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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