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Re: [TowerTalk] Vertical placement?

To: towertalk@contesting.com , grants2@pacbell.net
Subject: Re: [TowerTalk] Vertical placement?
From: k7lxc--- via TowerTalk <towertalk@contesting.com>
Reply-to: k7lxc@aol.com
Date: Fri, 13 Nov 2020 15:44:23 +0000 (UTC)
List-post: <mailto:towertalk@contesting.com>
>  A roof mount also has the advantage of less coupling/blocking/absorption by 
>nearby structures and objects.  The challenges are the band matching of 
>elevated radials.  Did this many years ago for a Mosley RV4 40>10.  Downward 
>sloping radials also raise the feedpoint Z closer to 50 ohms.  This can be 
>modeled.  My best ever vertical was on a galvanized steel barn roof. Hiya, 
>Grant -     Tnx for good comments. Reminds me that Don Stoner, W6TNS, had a 
>house on Mercer Island with a solid copper roof. Pilots could see it on their 
>radar! You may remember him also for his famous 11M Stoner SSB CB rig that had 
>a slider feature.  Cheers,Steve    K7LXC
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