[TowerTalk] Shunt Feed Estimation

[ABowenN4OO]

At 04:53 PM 8/16/2000 -0500, Bob Alexander wrote:
>
>Henry,
>It will make the tower electrically taller more or less by the amount of the
>extension.   A general rule of thumb is determine the height of the tower
>and add 45 feet to that number for a 6 el tribander at or near the top.   If
>you can find it, the May '75 issue of Ham Radio Magazine had a very good
>article on matching towers top loaded by yagis.
>good luck
>73, Bob, W5AH
=============================
The information/nomographs from True's article in HR is also in Orr's
"Vertical Antenna Handbook". There is a similar and possibly more accurate
shunt feed nomograph in ON4UN's "Low Band DXing".

INK N4OO


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