Hi Floyd, Domenico's advice is quite good. I also wrote a section on aligning a g5500 az rotator from scratch, its at the bottom of this post:
http://kb5wia.blogspot.com/2012/03/az-el-antenna-system-new-70cm-yagi-and.html 73 de Dave KB5WIA On Aug 3, 2012 6:18 PM, "i8cvs" <domenico.i8...@tin.it> wrote: > Hi Floyd, KC5QBC > > With the upper assembly separated from the lover part of the rotor > rotate the azimuth motor until the position of the slider of the 500 > ohm potentiometer comes mid way i.e. 250 + 250 ohm i.e. until it > will show the same voltage of about 3 volt betwen terminals 1 and > 2 and terminals 2 and 3 > > Terminal 2 is the slider of the potentiometer i.e. is the cursor. > > Now mechanically mount again the upper part of the motor hood > midway betwen both limit switches. > > It's all you have to do to get again the calibration between the > potentiometer and the upper part of the assembly. > > 73" de > > i8CVS Domenico > > ----- Original Message ----- > From: "Floyd Rodgers" <kc5...@swbell.net> > Cc: "Amsat Buleitin Board" <amsat-bb@amsat.org> > Sent: Thursday, August 02, 2012 3:10 AM > Subject: [amsat-bb] Yaesu 5500 rotor question > > > > I had a 5500 azmith rotator lockup over winter. I finally had time to > > take it down and find the problem. Now a different problem. I forgot to > > mark the housing position before separating the upper/lower azmith > > assemblies. I think I know where it was pointed, but how can I tell > > where it should be aligned? Is this really a non issue? > > _______________________________________________ > > Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. > > Not an AMSAT-NA member? Join now to support the amateur satellite > program! > > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb > > _______________________________________________ > Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. > Not an AMSAT-NA member? Join now to support the amateur satellite program! > Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb > _______________________________________________ Sent via AMSAT-BB@amsat.org. Opinions expressed are those of the author. Not an AMSAT-NA member? Join now to support the amateur satellite program! Subscription settings: http://amsat.org/mailman/listinfo/amsat-bb
