You can see a few more photos of this rotator on the ARRL Contest Update
done by N0AX. Scroll down aways to the "Photo links for the Visalia DX
Convention". Click on XE2K's photos, photos # 20,21 & 22 show more the of
rotator side mount unit. There are alot of other photos of the Convention,
however they are not labeled.
The link below is to the ARRL Contest Update bulletin:
https://mail.google.com/a/cableone.net/?AuthEventSource=SSO#inbox/136e7c410150a7e0
Ray,
N6VR
On Tue, Apr 24, 2012 at 5:43 PM, W0MU Mike Fatchett <w0mu@w0mu.com> wrote:
> The cost of 999 plus a controller is about the same as ring or close
> isn't it? You get 360 rotation and what appears to me to be a balanced
> load around the entire tower.
>
> Many sidemounts I have seen have a bearing or something up higher to
> remove some of the down force. How much weight and antenna can 25g
> handle like that?
>
> Mike W0MU
>
> W0MU-1 CC Cluster w0mu.net
>
>
> On 4/23/2012 11:03 AM, Kelly Taylor wrote:
> > Not sure it answers the problem entirely, but Dave, I noticed there is a
> bar
> > that connects box to a second tower leg. That spreads out the load, but
> I'm
> > not convinced that it's by enough.
> >
> > Curious as to whether you are still worried.
> >
> >
> > On 4/23/12 11:24 AM, "David Gilbert"<xdavid@cis-broadband.com> wrote:
> >
> >>
> >> Very interesting, but that side mount version bothers me rather a lot.
> >> No matter how strong the rotator itself may or may not be, I find it
> >> difficult to believe that a single leg clamp like that wouldn't simply
> >> twist around on the leg. People have such problems even when using much
> >> larger clamping surfaces on two inch diameter masts with less leverage
> >> than a side mount would have.
> >>
> >> Maybe more importantly, the potential rotational torque of a 25 sq ft
> >> antenna in the vertical plane (36 foot boom trying to act like a
> >> propeller) would be incredible ... not sure how it wouldn't bend the leg
> >> of the tower given the roughly seven inch span of the mount.
> >>
> >> I really like the stackable mast clamps on the other versions, though
> >> ... that's a pretty neat idea. Each is independent so the clamping
> >> forces always add up, and if you need more area you just add more
> clamps.
> >>
> >> 73,
> >> Dave AB7E
> >>
> >>
> >>
> >>
> >>
> >> On 4/23/2012 8:31 AM, JoshL wrote:
> >>> Geezzz, If you are like me , you have experienced
> >>> many ROTOR failures over the years -
> >>> from problems with controllers, direction sensors,
> >>> to a SHAFT actually shearing off -
> >>>
> >>> W7CY has a new product , worth checking out
> >>> The Control cable works fine at 500 ft length !
> >>> It uses STEP motor with digital controller .
> >>>
> >>> this is NOT you Daddy's rotor !
> >>>
> >>> *www.cytorq.com *
> >>>
> >>> The CYDWINDER is side mount - with likely
> >>> future UPGRADE to larger motor - I dislike
> >>> TIC RINGS - hard to install, hard to maintain
> >>> and tricky to climb around - this is a solution
> >>> to that problem. One hardcore contester friend
> >>> had many TIC rings at his old QTH, he told me
> >>> " never again " !
> >>>
> >>> Check out the WEB SITE - you can download
> >>> SPEC sheets for various products
> >>>
> >>> Josh N7XM Nevada
> >>> _______________________________________________
> >>>
> >>>
> >>>
> >>> _______________________________________________
> >>> TowerTalk mailing list
> >>> TowerTalk@contesting.com
> >>> http://lists.contesting.com/mailman/listinfo/towertalk
> >>>
> >> _______________________________________________
> >>
> >>
> >>
> >> _______________________________________________
> >> TowerTalk mailing list
> >> TowerTalk@contesting.com
> >> http://lists.contesting.com/mailman/listinfo/towertalk
> >>
> >
> > _______________________________________________
> >
> >
> >
> > _______________________________________________
> > TowerTalk mailing list
> > TowerTalk@contesting.com
> > http://lists.contesting.com/mailman/listinfo/towertalk
> _______________________________________________
>
>
>
> _______________________________________________
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