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[TowerTalk] Antenna Heights and EZNEC

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Subject: [TowerTalk] Antenna Heights and EZNEC
From: (Tom Rauch)
Date: Sun, 3 Feb 2002 09:25:25 -0500
> Unfortunately in the real world you are not going to find a station
> where you could take those measurements that is not encumbered with
> stuff that would make your measurements questionable.  Things like
> other towers, other antennas, power lines, buildings, hills, rivers,
> the ocean, etc, etc, etc.  and even if you did find a reasonable place
> where someone had put a single 10m antenna at 200' with nothing around
> it how would you make the measurements?  Days of helicopter flights up
> and down and around and around?  Then prove the helicopter wasn't
> disrupting the pattern you were trying to measure?
> Now, once you have made such a single set of measurements, what do
> they prove?  You get a pattern for one antenna on one tower over one
> specific topography.  The worst part is that the pattern you measure
> would change when the ground froze or thawed, when another antenna was
> put on the tower, when antennas on the tower rotated relative to each
> other, when the neighbor moved his RV, etc, etc, etc, ad nauseum per
> real world.

So instead, we assume can use a model and get accurate results 
100% of the time that apply to the same situation?

Or am I missing something?
73, Tom W8JI 

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