To: | towertalk@contesting.com |
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Subject: | Re: [TowerTalk] Is there a point of diminishing returns on gain for stacking HF beams? |
From: | Steve Hunt <steve@karinya.net> |
Date: | Tue, 15 Jul 2008 11:20:12 +0100 |
List-post: | <towertalk@contesting.com">mailto:towertalk@contesting.com> |
Roger (K8RI) wrote: > You have to double the number of antennas for each "theoretical" 3 db > gain. It gets big and expensive fast and there are other factors that > limit you to less than the theoretical gain. > Also, if you are talking about vertical stacking you can actually make things worse at low take-off angles, depending on how high you can get the lower antenna(s). Take a look at this analysis on my website: http://www.karinya.net/g3txq/vertical_stacking/ 73, Steve G3TXQ _______________________________________________ _______________________________________________ TowerTalk mailing list TowerTalk@contesting.com http://lists.contesting.com/mailman/listinfo/towertalk |
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