[TowerTalk] minimum rotator for hex beam

Larry Loen lwloen at gmail.com
Thu Jan 17 11:07:24 EST 2013


How do you do a thust bearing on a push up pole?  Curious as I may have the
same problem someday; I have a pushup as well as my tower.


Larry Wo0Z

On Wed, Jan 16, 2013 at 2:01 PM, Steve Dyer <w1srd at yahoo.com> wrote:

> I've used a TV rotator for 13 years on a push-up pole (~35'). First one
> lasted 10 years before it seized due to corosion.
> Channel Master 9521. I did mount it using a thrust bearing, so that might
> have helped.
> 73,
> Steve
> W1SRD
>
>
>
>
> ________________________________
>  From: Patrick Greenlee <patrick_g at windstream.net>
> To: towertalk at contesting.com
> Sent: Wednesday, January 16, 2013 12:32 PM
> Subject: [TowerTalk] minimum rotator for hex beam
>
> I was hoping to get some advice regarding "right sizing" a rotator to use
> with a 6 band hex beam. I don't want to get carried away with a monster
> rotator (waste of $) nor do I want to err on the side of too puny and not
> have it last or become a maint prone nightmare.
>
> It will be installed with the antenna base mount about 40 ft above ground
> but could conceivably be mounted higher when/if I realize my maniacal
> desire to have a taller automatic crank-up/tilt-over free standing tower.
> More wind to deal with but in theory the wind load of the hex is
> symmetrical and won't present much torque to the rotator.
>
> What about the (possible urban myth) idea that a HD TV antenna rotator is
> all you need for a hex?
>
> TIA for your thopughts.
>
> 73 Patrick AF5CK
>
>
> -----Original Message----- From: Jorge Diez - CX6VM
> Sent: Wednesday, January 16, 2013 1:26 PM
> To: towertalk at contesting.com
> Subject: [TowerTalk] HFTA and 15 mts stack
>
> Hello
>
>
>
> Wich is the ideal space between two 15 mts monobanders on 44ft boom?
>
>
>
> HFTA tell me that 36/30 mts is better than 36/18 mts or 36/20 mts but I
> think 6 mts space between the two antennas is too close.
>
>
>
> 73,
>
> Jorge
>
> CX6VM/CW5W
>
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