Gregg Seidl wrote:
>I just got down from my tower after turning my XM-240 in line to match the
>rotor and other antenna AGAIN.
>I have done this several times now and I just can't get a grip on why this
>continues to happen. I haven't had trouble with any other of my antennas,some
>have more windload than the XM-240.
>As I was up there enjoying the view and thinking why this one turns I had an
>idea and wanted to ask others ideas.
>First it is up 85 feet and has been up for 6 years and I think it works great.
>It is much more stout than the 40-2CD that I had up before but came down piece
>by piece in a bad windstorm.
>I am using the stock clamp which seems to be great,the only thing that I
>haven't used one other antennas but did on this one was a galvanized mast from
>Texas Towers. Could it be that the mast is too "smooth" to grip? The U-bolts
>are not loose when I go up to straighten the antenna. It only happens once a
>year or so nd always after a 70-80 MPH windstorm which we get here sometimes.
>Looking for ideas.
>Gregg K9KL
>_______________________________________________
>
>
>
>_______________________________________________
>TowerTalk mailing list
>TowerTalk@contesting.com
>http://lists.contesting.com/mailman/listinfo/towertalk
>
>
>
I used to have problems with mast slippage too. It was aggrevating to
have to crank the tower down and re-calibrate. So I pinned the mast to
the rotator housing. The next time we had a strong wind I lost the
rotator. That slipping mast was a blessing in disguise.
_______________________________________________
_______________________________________________
TowerTalk mailing list
TowerTalk@contesting.com
http://lists.contesting.com/mailman/listinfo/towertalk
|