[TowerTalk] tower/rotator woes...

[Roger (K8RI) on TT]

That's why I now have dual worm gear rotators.

73, Roger (K8RI)

On 2/20/2017 12:09 PM, Jim Thomson wrote:
> Date: Mon, 20 Feb 2017 11:30:29 -0500
> From: "Roger (K8RI) on TT" <K8RI-on-TowerTalk at tm.net>
> To: towertalk at contesting.com
> Subject: Re: [TowerTalk] tower/rotator woes...
>
> Possible, but unlikely.
>
> Even drastically overloaded with the large array I had up, in wind the
> Ham IVs would be unable to turn the array, but they never bound up.  A
> few times, the antennas would rotate all the way to the stop with the
> motor unable to apply enough torque to stop the rotation, but again,
> they never bound up.  The tail twister is just a beefed up version. With
> the brake released, I could apply enough force by hand to turn the mast.
> That was the number one reason I dislike rotators with wedge brakes
> with tiny motors (cheap) and a very high ratio spur gear train stamped
> from sheet metal.
> If the wind overpowered the motor, you didn't dare engage the brake
> without the danger of damage.
>
> 73, Roger (K8RI)
>
> ##  Toss the toy rotors, get off the..get cheap program..... and loosen up the purse strings.
> You save nothing in the end.   Loads of  worm gear type rotors available, like the OR-2800
> combo, buy it without the mating semi useless controller, and instead buy the mating green heron control box.
> Then its all point and shoot, and ramp up and ramp down etc.   Or the big yaesu rotors, or the prosistel
> rotors or the alpha  spid rotors.  The  ham-4, t2x etc, dont come with a proper mast clamp.  mast has to be
> an exact OD, or it will bind, and will have to be shimmed.  If the T2x is made for a 2+ inch mast, then u also have to
> shim it..if using a 1.9 or 2.0 mast.
>
> ##  add up all the grief, packing and shipping back and forth, buying a spare t2x, rotor removal
> and replacement...and u lost it right there.   U saved zero.  In fact it cost u more than if u bought
> a real rotor in the 1st place.
>
> Jim   VE7RF
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-- 

73

Roger (K8RI)


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