Topband: shunt fed verticals

bob finger finger at goeaston.net
Thu Apr 7 10:07:32 EDT 2005


Jim Jarvis wrote:

>.....  Am I missing something?
>
>Jim: I would suspect, since it is free standing and 140 feet tall that
>it is a significant tower.  Since it is so "large" bandwidth should be
>quite broad.  A Rohn 45, at only 18 inch face can cover all of 160
>without tuning if it is 130 feet tall.  There is a point where more radials will not improve things much....his initial quantity/length were not stated.  I agree that if only a few radials then your premise may be correct.
>
>No surprises here......73 bob de w9ge
>  
>


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