[TowerTalk] HAAT calculator

[Joe Giacobello]

Seems to work well with inputted GPS data.  The results all seem 
reasonable.  I guess I won't be doing much LOS DXing!

73 and thanks for the info.

Joe

ersmar at comcast.net wrote:

>TT:
>
>     The ARRL's web site has a reference to a page on the FCC's site  to calculate HAAT (Height Above Average Terrain):  http://www.arrl.org/news/features/2006/01/06/1/?nc=1    For those of you not familiar with the concept, when applying for various FCC-issued licenses, an applicant is required to determine the height of his proposed antenna's radiation center above the average elevation of the terrain around the proposed transmitter location, averaged over a distance from 3 kM to 16 kM away, along eight or more radials.  
>
>     I was extremely delighted to find that my Skyhawk's HAAT is 29 Meters for the full 360-degree azimuth.  However, that figure is actually negative from approx. 330 to 350 degrees.  So much for eastern Asia and PacRim stations.
>
>73 de
>Gene Smar  AD3F
>QTH: just north of WDC
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