Are you sure you didn't get a metric number mixed in with the English
numbers? Using Yaesu's method of figuring the K factor, I get 3264
ft-lbs for the antennas you have. The G-2800DXA is rated for 6870
ft-lbs. You are at 47% of the rating.
John Elsik wrote:
>I have a new LM354HDSP crankup tower. I got the tower up, back in late
>November. That is where the project stopped for the winter. All it is
>holding up is an inv vee for 80 mtrs right now.
>The antennas are a 4el SteppIR and a Cushcraft XM240 on a chrome moly mast.
>Nothing is installed yet.
>I purchased a Yeasu 2800DXA rotor to turn it, but now having second thoughts
>if the rotor will handle it long term. The "K" factor is 85% of the published
>I called Yeasu and they told me to take the weight off the rotor. They
>suggested adding a second plate and bearing between the rotor and tower top
>bearing, and take the weight off. Sure did not come away with a warm and
>fuzzy feeling that the rotor would handle the load.
>So I am taking pause and sort of rotor shopping. I realize I would take a hit
>selling the Yeasu. I would rather be safe than sorry later.
>I was looking at the M2 Orion 2800 (rotor only) and a Green Heron controller.
>Will the Orion fit in a LM354HD top section? I called Tashjian and they could
>not answer that.
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