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Subject:
From:
Lowell Miller <[log in to unmask]>
Reply To:
For blind ham radio operators <[log in to unmask]>
Date:
Sun, 21 Jul 2013 17:15:49 -0400
Content-Type:
text/plain
Parts/Attachments:
text/plain (160 lines)
Thanks again, Kelvin, I will wait for your evaluation.
Thanks for all the comparisons and data!
I'm still debating just what to do and how to mount the Hex Beam.
I have to plan well!
Best 73
Lowell  W8QIY
----- Original Message ----- 
From: "Kelvin Marsh" <[log in to unmask]>
To: <[log in to unmask]>
Sent: Sunday, July 21, 2013 4:17 AM
Subject: Re: Antenna rotator needed


> Hi Lowell,
>
> If you like to use just PC control, I'm about to publish a review of the
> ProSisTel rotator controller.  I use this myself.  The smallest PST rotor 
> I
> can find is the PST 641D and it is roughly similar in spec to the Yaesu
> G800.  Using the Vine Communication comparison table:
>
> Rotation torque inch / lbs
> PST 641D is 516
> Yaesu G800 is 950
>
> Braking torque inch / lbs
> PST 641D is 4730
> Yaesu G800 is 3450
>
> It describes the PST as having ' Single worm drive motor direct final 
> drive'
> and the Yaesu as ' Gear Train only'.
>
> The big PST rotors are truly massive, and looking at the figures, seem to
> outperform the others by 2 or 3 times.  Goodness knows if they're used by
> amateurs <smile>.  With one of the really big boys, I reckon you could 
> turn
> the house <smile>.
>
> I think the PST rotors are marketed as Big Boy Rotors in the states, but I
> would guess they probably cost more than the Yaesu's...
>
> Best wishes, Kelvin Marsh - M0AID
>
> Working to improve accessibility for radio amateurs with disabilities
>
> www.active-elements.org
>
> For accessibility evaluations of amateur equipment and MP3 manuals
>
>
> -----Original Message-----
> From: For blind ham radio operators [mailto:[log in to unmask]]
> On Behalf Of Lowell Miller
> Sent: 20 July 2013 21:49
> To: [log in to unmask]
> Subject: Re: Antenna rotator needed
>
> Good Afternoon Alan,
> Thank you for replying to by question!
> It sounds like the 800 would be enough for the hex beam I am thinking of
> putting up here.
> I have so little room for antennas that will be about all I can do.
> I am presently using an all band vertical and I would like to have 
> something
>
> that will give me some directivity.
> Yes, it sounds like that control box will work fine for me being blind as 
> it
>
> does for you.
> Thanks very much, Alan.
> Best 73.
> Lowell  W8Qiy
> ----- Original Message ----- 
> From: "Alan R. Downing" <[log in to unmask]>
> To: <[log in to unmask]>
> Sent: Saturday, July 20, 2013 2:46 PM
> Subject: Re: Antenna rotator needed
>
>
>> The Yaesu rotors are good, particularly the G1000 and G2800.  I turned my
>> 4
>> element SteppIr with a G1000 for 5 years without problems, and when I
>> replaced the 4 element SteppIr with the much larger DB36, I bought the
>> largest of Yaesu's line, the G2800.  I just took the front cover off and 
>> I
>> touch the needle to find out where the rotor is pointing, and I have 
>> never
>> moved the needle inadvertently.  The G1000 and G2800 both have a button
>> that
>> can be pressed to turn the rotor from where ever it is to a preset
>> direction.  the rotor will automatically go to where you had set it up to
>> go.  There is a knob that you can adjust the stop point to, so when the
>> button is pressed, the rotor goes to that set point.  I set mine to stop
>> at
>> due North.  So, no matter where I am pointing, the rotor always returns 
>> to
>> North.  I don't know if the G800 has this feature or not, but just call
>> HRO,
>> and they could tell you.
>> If you intend to only put up a small yagi, the G800 may well be adequate,
>> but if you are putting up a large yagi with many square feet of wind 
>> load,
>> then opt for the G1000, or if the yagi will be huge, better go for the
>> G2800.
>> Yaesu rotors are not cheap.  I don't remember what the G800 costs, but I
>> think I paid about $800 for the G1000, and over $1500 for the G2800.
>> HTH/73
>>
>>
>> Alan R. Downing
>> Phoenix, AZ
>>
>>
>> -----Original Message-----
>> From: For blind ham radio operators 
>> [mailto:[log in to unmask]]
>> On Behalf Of Lowell Miller
>> Sent: Saturday, July 20, 2013 11:02 AM
>> To: [log in to unmask]
>> Subject: Re: Antenna rotator needed
>>
>> Thanks, Mike, for the info concerning your rotator.
>> This kind of info helps me make the right kind of decision.  Do you know
>> about how much this rotator costs?
>> That is a factor also.
>> Best 73.
>> Lowell  W8QIY
>> ----- Original Message ----- 
>> From: "Mike Barnard" <[log in to unmask]>
>> To: <[log in to unmask]>
>> Sent: Saturday, July 20, 2013 12:38 PM
>> Subject: Re: Antenna rotator needed
>>
>>
>>>I have a yasu rotater, I got from D X Enginering for my hex beam.  It
>>> says that the raiting is about 5 which is good, it can be used on a
>>> try pod on the roof.  I think the number on the roter was an 800.  I
>>> will have someone look on the invoice.  The glass turns a quarter of
>>> a turn and then comes off.  There is a hand that moves, it is not
>>> sensitive as braille clocks and watches.  Also, if you turn it south
>>> counter clockwise, when you turn it clockwise to the south, you can
>>> go 90 degrees more or directly west.  I have never seen that on a
>>> roter before.
>>> I gues I am getting old, the wind load is 5, that was what I meant,
>>> and it is rated at 100 MPH.
>>> Mike Barnard
>>> KD2CDU
>>>
>>
>
>
>
> -----
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