Jim Brown wrote:
>On Mon, 25 May 2009 10:50:19 -0700, Richard (Rick) Karlquist wrote:
>
>
>
>>Laport's book shows some unbalanced "open wire" line.
>>There are four wires in a square with a fifth wire
>>in the center.
>>
>>
>
>Certainly. That's the unbalanced line I'm talking about. :) Many
>(most?) AM broadcast facilities were built that way. I've also seen
>some high power installations with multiple wires for the center
>conductor.
>
>73,
>
>Jim K9YC
>
>
>
Would the feedline radiation really be any lower with the 5 wire "cage"
configuration compared with a balanced two-wire line if there were an
imbalance in the center conductor and return currents?
Mike W4EF.......................
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