[TowerTalk] Two 15M stacking...and 40M too
Cqtestk4xs at aol.com
Cqtestk4xs at aol.com
Sun Feb 25 19:14:03 EST 2007
In a message dated 2/25/2007 12:29:45 P.M. Greenwich Standard Time,
btippett at alum.mit.edu writes:
but I personally would prefer two stacked 3-el Yagis.
The flexibility of pointing in different directions
plus the ability to steer takeoff angle in varying
conditions is a plus IMHO...not to mention mechanical
reliability issues such as tower and rotator torque
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
I concur. LPL, XX, LR all have stacked arrays. On 40 I used a 2 high stack
of KLMs at 200 ft and 85 ft for years in FL...with the same results Bill
had...always up with and sometimes surpassing the MM stations in QSO totals on
that band.
Stacking gives you so much more flexibility in contests....the ability to
beam two directions at once, the ability to adjust for differing incoming angles
in a flash with top/bottom and BIP/BOP. Plus, keeping two smaller beams up
and running is a lot easier than keeping one monster up.
If I can swing it out here, I plan to run stacks on 40...although at a lower
height since I have a different terrain than the flatland of FL.
I could go on and on....but if your main interest is DXing and not
contesting it may not be as important to run stacks.
Bill K4XS/KH7XS
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