Re: [TowerTalk] Tailtwister not turning, still

["Roger (K8RI)" <K8RI-on-TowerTalk@tm.net>]

Jim Hargrave wrote:
>> but they have very little torque.
>>     
>
> Roger,
>
> You must be talking about some other type of rotor.
>   
I am. The thread is about the TailTwister and was referring back to 
that.  <:-))
> A little more about my Prop Pitch drive. Mine is the small size.
>
> The gearbox is modified to give a 1900:1 gear ratio. The drive motor is
> rated at 1/2 HP.
>   
> I guarantee you, your pencil would break to shreds and probably take your
> hand with it.
>
> I have the power supply set to give me a stop to stop rotation in 20
> seconds. The antenna is a TH6DXX HF beam and a 2m - 14 element beam. That
> takes a good amount of torque to rotate.
>
>   
This is why I'm wearing out thrust bearings. 
http://www.rogerhalstead.com/ham_files/Tower29.htm

73

Roger (K8RI)
>   
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