Topband
[Top] [All Lists]

Re: Topband: More on radials

To: topband@contesting.com
Subject: Re: Topband: More on radials
From: Petr Ourednik <indians@xsmail.com>
Date: Fri, 27 Oct 2017 15:11:02 +0200
List-post: <mailto:topband@contesting.com>
Mike,

check it:
http://www.w0btu.com/Optimum_number_of_ground_radials_vs_radial_length.html
http://www.ok1rr.com/index.php/antennas/45-notes-on-ground-systems

73 - Petr, OK1RP
http://ok1rp.blogspot.com


On Fri, Oct 27, 2017, at 03:03 PM, Michael Walker wrote:
> Here is my problem I am trying to solve.  This is why I was asking about
> radials earlier.
> 
> 
>    - I have a full length 1/4 - ish wire that runs over top a tall tree
>    and
>    the last 25 ft or so are horizontal
>    - I can do elevated radials or lay radials on the ground
>    - I'm not worried about SWR as I can dial that out later.
>    - I have an 80m common feed point for a similar wire for 80M cw
> 
> The antenna does work, but I can tell by the SWR 2:1 bandwidth I have
> significant ground losses now with 4 ground radials ~ 1/4 wave for each
> band (80/160)
> 
> Thoughts and suggestions?
> 
> Mike va3mw
> _________________
> Topband Reflector Archives - http://www.contesting.com/_topband


-- 
73 - Petr, OK1RP
B: goo.gl/Fd2JhJ
G+: goo.gl/w3u2s9
G+: goo.gl/gP99xq
_________________
Topband Reflector Archives - http://www.contesting.com/_topband

<Prev in Thread] Current Thread [Next in Thread>