[TowerTalk] Help with rotor valuation, Telrex

[Gene Fuller]

Instead  of putting it in the tower, it sounds heavy duty enough to put the 
tower on it. It shouldn't be too bad a project to design a rotating tower 
system.
Gene / W2LU

----- Original Message ----- 
From: "K1TTT" <K1TTT at ARRL.NET>
To: "'Towertalk'" <towertalk at contesting.com>
Sent: Saturday, January 05, 2013 8:43 AM
Subject: Re: [TowerTalk] Help with rotor valuation, Telrex


> To refresh memories, you asked about this one last year (ain't google
> great), and posted a picture at: http://tinyurl.com/78r5nk8
> And there is a thread in the archives describing it:
> http://lists.contesting.com/archives//html/Towertalk/2012-02/msg00399.html
>
> If the selsyns and motor work and there isn't too much play in the chain
> drive I would probably pay $500 for it if someone had it nearby and I had 
> a
> use for it.  Without a pressing need for it I might invest $250 and spend
> some time cleaning it up to resell.  It will probably need to be cleaned 
> up
> and painted, and maybe have the gear boxes opened up to check for
> lubrication and make sure there isn't any water damage in them.  The motor
> should also probably be checked.  One big problem with some of the old
> telrex rotors is that they only fit in BIG towers, you can't stuff them 
> into
> rohn 25 or similar towers, and they are kind of a waste for small antennas
> anyway.  This kind of limits the market for them.  The use of selsyns also
> limits the use of after-market controllers, you have to refit them to use 
> a
> pot for indication or use the old controller.
>
>
> David Robbins K1TTT
> e-mail: mailto:k1ttt at arrl.net
> web: http://wiki.k1ttt.net
> AR-Cluster node: 145.69MHz or telnet://k1ttt.net
>
>
> -----Original Message-----
> From: Matrin Sole [mailto:hs0zed at csloxinfo.com]
> Sent: Saturday, January 05, 2013 13:05
> To: 'Towertalk'
> Subject: [TowerTalk] Help with rotor valuation, Telrex
>
> I have a large rotator that I am trying to find information on and some 
> idea
> as to value. Since it is really too big for anything I might ever have I
> will likely dispose of it if I can figure out a reasonable value. Weighs
> about 40kG so unless you live in Thailand I don't think this is for you.
>
> It is a Telrex A3695RISX, that's what it says on the model number label.
> Weighs about 40kG, large 1/3 HP Doerr motor driving a 3.5 inch output 
> shaft
> by way of two worm drive gearboxes and a 1 inch wide chain. Direction
> information is from a General Electric Selsyn  coupled to the drive shaft 
> by
> a small chain. The whole thing is mounted on an 18 inch by 10 inch steel
> plate.
>
> Anybody know anything about these, have any info, or care to offer an
> estimate as to likely value?
>
> Thanks
> Martin, HS0ZED
>
>
>
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