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Re: xm-1 satellite as test signal




> 
> Here is some information on the XM satellites that was sent to the
> BBS some time ago:  73  Cliff K7RR
> 
> >
> > Pieter Ibelings wrote:
> > >
> > > Here are the frequencies of the XM satellites:
> > >
> > > 2332.5-2336.5
> > > 2341.0-2345.0
> > >
> > > The satellites are at 85º and 115ºW
> > >
> > > The sirius satellites(3) are on a "figure 8" pattern roughly centered at
> > > 100ºW. There are always 2 satellites in view. The satellites are in
> > > elliptical orbits of around 24hours. Each satellite rises and sets
> > > approximatelly every 16 hours.The frequencies are:
> > >
> > > 2320.0-2324.0
> > > 2328.5-2332.5
> > >
> > > The signals are TDM-QPSK of about 4 MHz bandwidth and 4.4 Mb/s transmission
> > > rate for the Sirius satellite and 4.0 Mb/s rate for the XM satellites.
> > >
> > > Now I am trying to find an EIRP chart for all of the satellites.
> > >
> > > 73's
> > > Pieter N4IP
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