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Re: [TowerTalk] Dipole gain?

from [Steve Hunt] [Permanent Link][Original]
To: Jim Thomson <jim.thom@telus.net>, towertalk@contesting.com
Subject: Re: [TowerTalk] Dipole gain?
From: Steve Hunt <steve@karinya.net>
Date: Thu, 11 Dec 2014 09:05:28 +0000
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
The problem with using dBd is that a Yagi's advantage over a half-wave dipole (at the same height) can vary with height! So a dBd figure is only valid at one particular height, over one particular set of ground conditions. 
Steve G3TXQ






On 11/12/2014 03:32, Jim Thomson wrote:
Just rate the yagi, or any other ant in DBD. 
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