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Re: Topband: Cage wire performance

To: topband@contesting.com
Subject: Re: Topband: Cage wire performance
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Tue, 5 Jan 2021 15:41:09 -0800
List-post: <mailto:topband@contesting.com>
On 1/4/2021 7:05 AM, Kenny Silverman wrote:
I will be converting a wire inverted-L to a T top loading on a 75’ tall wire hung from a 
tree. To improve the bandwidth, I was wondering about going to a 2-wire “cage” for the 
vertical section.

Hi Kenny,

I added a second wire to my Tee many years ago; at first the vertical section was about 80 ft, now it's closer to 100 ft. My spacers are sort of random, on the order of 8-12 inches. It did, indeed, increase the SWR bandwidth. I'm using a lot of on-ground radials of varying lengths.

73, Jim K9YC
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