[TowerTalk] Yaesu Rotator Questions

[Grant Saviers]

Curious as to what fasteners you used that were better in marine 
environments on aluminum than passivated stainless steel.  Especially 
the M8x1.25 base bolts.

Grant KZ1W

On 6/2/2021 18:54, john at kk9a.com wrote:
> I used Yaesu G2800DXA rotators at my station in Aruba and had no issues. I
> never took one apart but if the ball bearings are on an aluminum housing I
> would not switch to stainless steel just for the sake of changing it. Unless
> you like galvanic corrosion I would definitely NOT substitute stainless
> steel hardware with the Yaesu aluminum base and aluminum mast clamps in a
> corrosive environment. Also, I did not use a shock absorber.
> 
> John P4/KK9A
> 
> 
> Stan Stockton ZF9CW wrote:
> 
> Hoping someone with experience with Yaesu rotators can help me.
> 
> 1.  DX Engineering website and other websites say the G-1000DXA has one
> hundred 7/16" diameter ball bearings.  The Yaesu G-1000DXA manual says
> ninety eight 3/8" diameter ball bearings.  Which is the correct diameter?
> 
> 2.  I think the ball bearings in these rotators may be chrome as opposed to
> stainless steel.  I'm planning to put up a G-1000 DXA on Cayman Brac.
> Because of corrosion should I buy whatever size they really are in 440
> stainless steel and replace them? Anything else I should do if I muster the
> courage to open it up?
> 
> 3.  Am I going to have to drill the Rohn 25G rotator plate or are they
> already drilled to work with the bolts to mount the Yaesu G-1000DXA?
> 
> 4.  Looked at the shock absorber plate after a post on here the other day.
> Would four of something like this in between a couple of plates do the same
> thing? Any need to have this or no?  I've never owned a Yaesu rotator
> before.
> 
> https://www.ebay.com/itm/333896390330?epid=1567122718&hash=item4dbdc696ba:g:
> eEcAAOSwUJtgMXv4:sc:ShippingMethodStandard!72761!US!-1
> 
> 4.  In case I ever decide to buy one, curious to know whether a G-2800 will
> fit in 25G top section with flat plate top?
> 
> Thanks... Stan, ZF9CW
> 
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