> Jeff,
>
> Do I understand you to then also reject the idea that an
> omnidirectional colinear antenna, top-mounted on a basic
> metal pole, is bogus to claim 6 dBd gain in all directions at
> the same time?
Nope, I didn't say that at all.
> The convention is to measure gain at the horizon. The extra
> power focused by a colinear at the horizon comes from high
> radiation angles considered useless, not some compass
> bearings at the expense of others.
Right, that's gain realized due to compression of the elevation pattern.
We're talking about azimuthal gain - the horizontal radiation pattern.
--- Jeff WN3A