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[aprssig] Latest on UIVIEW/GO-32/D7

gerheim at cox.net gerheim at cox.net
Tue Oct 16 17:37:31 UTC 2007


Kewl.  This'll save me some money and time.

I'll try to leave the SATGATE up for the night and morning passes tonight/tomorrow.  

I have no idea what crashes/APO events, etc... may interfere, but please try to send up some APRS packets!  


---- Robert Bruninga <bruninga at usna.edu> wrote: 
> The GO-32 is eath-pointing stabilized.  So it also has a hole
> strraight down, so little you can do on the ground to improve
> performance above say 70 degrees.  And it is there only 2% of
> the time, so not worth giving up performance everywhere else to
> have gain where it is not needed.
> Bob, WB4APR
> 
> > -----Original Message-----
> > THis brings up the other question about GO-32:  the "hole" 
> > above about 60 degrees elevation.  How about a horizontal 
> > dipole antenna oriented east/west.  Its "holes" will be on 
> > the east and west horizons, where a polar-orbiter will seldom 
> > be detectable.  
> >
> >> On all the "good" passes, the bird will be going 
> >> through the donut, and not the hole.  
> >> 
> >> I wonder how an "eggbeater" antenna would work 
> >> compared to the to the standard 18/19" whip?
> 
> Yes/now.  Eggbeater will have coverage in the hole, but because
> it is circular polariszed, it is giving up 3 dB of performance
> everywhere else...
> 
> 
> 
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--
-Al Gerheim

HP-49G+ Software Page:
http://members.cox.net/above





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