[TowerTalk] Why horizontally polarized antennas?

[jimlux]

David Gilbert wrote:
> 
> That's one good reason for it.  Another is that in the case of only one 
> yagi, mounting it vertically puts all the elements in line with the 
> tower/mast, potentially causing unwanted electrical interactions.

> Another is that horizontally configured yagis for other bands (or phased 
> for the same band) can easily be stacked one above the other on the same 
> mast.  Imagine mounting three vertically configured monoband yagis one 
> above the other.
> 


if they were for different bands, one could conceivably interleave them 
(as is done for a variety of commercial antennas), although the 
interactions would probably necessitate some redesign.

If you were stacking for vertical pattern reasons, it would be a royal 
pain, as you say.