[TowerTalk] Is there a point of diminishing returns on gain for stacking HF beams?

Steve Hunt steve at karinya.net
Tue Jul 15 03:20:12 EDT 2008

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:

Steve G3TXQ

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