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Re: [TowerTalk] vertical antenna ground loss

To: <towertalk@contesting.com>
Subject: Re: [TowerTalk] vertical antenna ground loss
From: "Peter Voelpel" <df3kv@t-online.de>
Date: Thu, 11 Dec 2008 16:12:42 +0100
List-post: <towertalk@contesting.com">mailto:towertalk@contesting.com>
-----Original Message-----
From: towertalk-bounces@contesting.com
[mailto:towertalk-bounces@contesting.com] On Behalf Of Dennis OConnor

>Lets us discuss two antennas for 40 meters... A half wave DIPOLE hung
horizontally a quarter wave above ground - and a quarter wave MONOPOLE
(vertical), >ground mounted... Now, the dipole has that wonderful 4dB of
reflection gain (or whatever your favorite fantasy dB number is) giving is
something in the >6dBi range...... 
>And the poor, tired vertical has a ground loss of xxx dB (pick your
favorite fantasy dB number) and no reflection gain so it is struggling along
at 1.25 >dBi (or some such - you pick it)...


A 40m dipole at a quarter wave above ground is simply too low for dx 

73
Peter

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