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Re: Yaesu G-550 Elevation Rotor Help?



We have all, or nearly all, done it at least once and those who haven't,
will.

ahelmfelt@yahoo.com.ar wrote:
> 
> Hi...
> 
> I always said the problem is betewn the keyboard and the chair ji ji...
> 
> At 04:16 a.m. 16/09/01 +0000, you wrote:
> >This can happen if you mount the EL rotor on the AZ rotor 180 degrees off,
> >and then mount the antennas backwards, i.e. pointing 180 degrees off in
> >AZ.  Your EL rotor says it is at zero elevation and it is.  However, the
> >backwards antenna mounting causes the back of the antenna to elevate
> >instead of the front.  Turn the antennas around.  Now the AZ is off so you
> >correct that by removing and reinstalling the EL rotor 180 degrees around
> >so the AZ is correct.
> >
> >hasan schiers wrote:
> >>
> >> The good news:
> >>
> >> I now have full az/el from the shack. I got my G-800SA and G-550 put on the
> >> pole today. No more running out to the back yard (a.k.a. mud) with a compass
> >> and inclinometer!
> >>
> >> The bad news:
> >>
> >> I installed the rotor according to the instructions, as far as I can tell.
> >> Before I mounted it, I set the elevation to zero, and aligned the antennas
> >> at the horizon. Went inside, hit the 'UP' button...and the atennas went down
> >> (farkle
> >> !)
> >>
> >> I examined the rotor and it has 'UP' marked on one side of the rotor. I
> >> assumed that meant the top side of the rotor, so I mounted it on top.
> >>
> >> I then found a temporary solution, but I want to know what I did wrong.
> >>
> >> Temp Solution:
> >>
> >> Loosen crossbar clamps, rotate rotor to 90 degrees as indicated by the
> >> control box. Move antennas to 90 elevation, tighten clamps. Now it is
> >> functional, but, of course, my elevation is from 180 to 90 (corresponding in
> >> the real world to 0 and 90 degrees elevation respectively), and the UP
> >> control decreases elevation and the DOWN control increases elevation.
> >>
> >> In other words, when the rotor box says 180, I'm really at 0, and when it
> >> says 90, I am at 90...but "on the wrong side" of the display.
> >>
> >> All this makes me think I mounted the rotor upside down...if so, what does
> >> that darn UP on the rotor mean? Is there any way to fix it without taking it
> >> all down and starting over? I can live with it like it is...I still have
> >> full 0 to 90 deg elevation and the scale does have a small indication for 0
> >> and 45 degrees on this 'wrong side" of the scale.
> >>
> >> If it ain't broke, don't fix it sure applies....but I would like to learn
> >> from this confusing little job I did today. Thanks for any help.
> >>
> >> BTW, the wiring is correct on both ends...I triple checked it.
> >>
> >> 73
> >> hasan schiers, N0AN
> >>
> >> schiers@netins.net
> >> or use amsat.org or arrl.net remailer
> >>
> >> ----
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> >
> >--
> >73, Roy
> >
> >Internet: w0sl@amsat.org
> >Home Page: http://home.swbell.net/rdwelch
> >----
> >Via the amsat-bb mailing list at AMSAT.ORG courtesy of AMSAT-NA.
> >To unsubscribe, send "unsubscribe amsat-bb" to Majordomo@amsat.org
> >
> 
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-- 
73, Roy

Internet: w0sl@amsat.org
Home Page: http://home.swbell.net/rdwelch
----
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