[TowerTalk] Problems on a 2el vertical Array

Jim W7RY w7ry at centurytel.net
Sat Jan 10 09:27:32 EST 2004


Snip
Yuri Said:
> It turned out that the problem with Stackmatch was that it keeps all three
> coax feedlines to verticals connected by their shields and that seems to
throw
> off the phasing. (Coaxes are used as stubs to switch vertical into
reflector
> mode.) You need to disconnect the shields together with center conductors
and
> leave them floating. Then the array shows signs of F/B and decent pattern.
>
> Not sure if it applies to your arrangement, but you might want to look
into
> it.

I wonder if this was the issue with my 3 stack of TH6s not work well with my
WX0B stack match?

Perhaps it's not a problem with Yagis?

73
Jim W7RY



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