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Forum URL: http://www.cut-the-knot.org/cgi-bin/dcforum/forumctk.cgi
Forum Name: This and that
Topic ID: 826
Message ID: 5
#5, RE: Distance to the horizon
Posted by Joe Tibiletti on Jun-17-08 at 05:14 PM
In response to message #3
>in further on distance to horizon...
>
>Consult various editions of Engineering Handbook as
>published by the Natiuonal Association of Broadcasters..
>
>It has proven verey realistic for remote broadcasting for
>our station...In fact we broadcast a number oif football
>games from Port Lavaca some 28 miles from out studio
>with
>transmitting antenna 75 feet above ground -- 30 feet above
>sea level ground level
>receiving antenna 75 feet above ground -- 100 feet above sea
>level ground level
>
>distance (miles) 1.41 times square root 75 feet of
>transmitting antenna plus 175 feet of receiving antenna
>1.41 x (8.66 13.22)
>1.41 x 21.88 = 30.86 miles
>
>Hope this helps you Joe Tibiletti