[TowerTalk] Big Rak and HDX-555

[Kent Olsen]

Jim

No one is calling you a liar. I may call you lucky.

73
Kent
N6WT

On Sun, Aug 26, 2018, 20:08 Jim <jimw7ry at gmail.com> wrote:

> Are you calling me a liar Les?
>
> Sure sounds like it from your instance.
>
> I've been on tower talk for a very long time. And I know the history of the
> OR2800 reports of slippage and the controller does not work.
>
> I have had not had these problems.
>
> 73
> Jim W7RY
>
>
>
>
>
>
> -----Original Message-----
> From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of Les
> Kalmus
> Sent: Sunday, August 26, 2018 9:27 PM
> To: towertalk at contesting.com
> Subject: Re: [TowerTalk] Big Rak and HDX-555
>
> Because the controller tends to miss and thus miscount the pulse counting
> signals from the rotor and winds up displaying a different direction than
> the antenna is actually pointing. Also, the circuitry in the controller
> that
> provides the counting signal is noisy. In my case at times I couldn't hear
> anything while the rotor was turning. Replacing the stock controller with a
> Green Heron cured that problem as well as the miscounting issue.
>
> The stock clamp does indeed slip no matter how it's torqued.
>
> Les W2LK
>
>
> On 8/26/2018 7:38 PM, Jim wrote:
> > I have an older OR2800 with the M2 controller. Used it with N1MM and
> > never had an issue of any kind with the rotor or controller.
> >
> > It works great!  I had it on a TH7 with a XM240 above it on a 70' Rohn
> 45.
> >
> > Stock mast clamp. NEVER did it slip in the 14 years I had it up.
> >
> > I'm puzzled why you would think the mast clamp and controller are junk?
> >
> >
> > 73
> > Jim W7RY
> >
> >
> >
> > -----Original Message-----
> > From: TowerTalk [mailto:towertalk-bounces at contesting.com] On Behalf Of
> > john at kk9a.com
> > Sent: Sunday, August 26, 2018 3:03 PM
> > To: towertalk at contesting.com
> > Subject: Re: [TowerTalk] Big Rak and HDX-555
> >
> >  From what I have read on towertalk, it is a good rotator if you throw
> > away the mast clamp and controller.
> >
> > John KK9A
> >
> >
> > From: Kent Olsen <kilo6dko at gmail.com>
> > Date: Sun, 26 Aug 2018 08:14:01 -0700
> >
> > Phil
> >
> >
> > I went with the M2 Orion 2800 rotor. It fits in the tower completely.
> > It has been up for 3 years with a SteppIR DB36 with a NN4ZZ tilt
> > plate. This is a very heavy combo, I have not had a bit of trouble.
> >
> > Thanks
> > 73
> > Kent
> > N6WT
> >
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> >
> >
> >
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