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Re: [TowerTalk] Fan Dipole

To: towertalk@contesting.com
Subject: Re: [TowerTalk] Fan Dipole
From: Jim Brown <jim@audiosystemsgroup.com>
Reply-to: jim@audiosystemsgroup.com
Date: Sun, 1 Oct 2017 10:10:28 -0700
List-post: <mailto:towertalk@contesting.com>
On 10/1/2017 6:15 AM, john@kk9a.com wrote:
I am surprised that people still do not realize that working DXCC countries
is no indication of antenna performance. The poor desert ground may be
helping your inverted V however why would an inverted V be your only option?

That can be the result of resources, real estate (or lack thereof), or interest. Some folks take radio far more seriously than others, some of us have more resources and real estate than others. In this context, resources include money, skyhooks, tools, including launching tools, and the ability to build/buy a given antenna; real estate includes size and shape of the land where you CAN rig an antenna and any permissions/limitations on doing so. Most vertical antennas require some sort of counterpoise, while an inverted vee requires only a single support. OTOH, smart hams have come up with many ways to skin the counterpoise cat, and my applications note on working 160M from a small lot includes as many as I learned about.

I have used various 160m antennas from a number of locations in the US and
Caribbean and found a low inverted V to be very inferior to a top loaded
short vertical even without an extensive radial field.

That is really the point of the "which antenna works best" discussion, and it's the topic of several slide shows and applications notes on my website. All of them are an attempt to present a wide range of options, all of which depend on resources and real estate, and help hams choose antennas that, given his/her own resources/real estate on the basis of which antennas will work the best.  My resources/real estate caused me to make very different choices on my Chicago city lot from those I've made in my California redwood forest.

73, Jim K9YC

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