[TowerTalk] Balanced Feedline for Ground Mounted Vertical?

Richard (Rick) Karlquist richard at karlquist.com
Mon May 25 10:50:19 PDT 2009


Laport's book shows some unbalanced "open wire" line.
There are four wires in a square with a fifth wire
in the center.

Rick N6RK

Jim Brown wrote:
> On Mon, 25 May 2009 11:42:27 -0400, Andy wrote:
> 
>>> Actually the open wire lines at medium wave BC stations exciting
>>> verticals are all, as far as I know, unbalanced.
> 
> In general, if the antenna is unbalanced, the feedline will also be 
> unbalanced. The only balanced feedline I've seen in a broadcast 
> installation was feeding Rhombics and Sterba curtains at the VOA 
> station in Mason, OH (midway between Cincinnati and Dayton). 
> 
> 73,
> 
> Jim Brown K9YC
> 
> 
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