[amsat-bb] D-Star ONE PHOENIX

Milen KG2C milen.bourilkov+amsatbb at gmail.com
Sat Feb 3 01:26:27 UTC 2018


The 7100 can tune in 1Hz increments and can be computer controlled.

On Fri, Feb 2, 2018 at 11:11 AM, Sean Waite <waisean at gmail.com> wrote:

> That'll make it rough on my ID-51A+, minimum 5kHz steps. Still worth a
> shot. I was looking an at IC-9100 for a while, but man is that thing
> expensive.
>
> 73,
> Sean WA1TE
>
> On Fri, Feb 2, 2018 at 11:02 AM Paul Stoetzer <n8hm at arrl.net> wrote:
>
> > Tests on AO-27 showed that D-STAR fails if the frequency is more than
> > 1.5 kHz off, that means there are times when you will not be able to
> > access or hear the satellite using 5 kHz steps. The IC-9100 can be
> > fine tuned and computer controlled, I'm not sure about any other
> > D-STAR radios, maybe the IC-7100 can be too.
> >
> > 73,
> >
> > Paul, N8HM
> >
> > On Fri, Feb 2, 2018 at 10:57 AM, Sean Waite <waisean at gmail.com> wrote:
> > > Well that certainly makes it a little easier. Are the doppler issues
> any
> > > different than the normal ones we face on a 70cm satellite?
> > >
> > > The TLE on that Chinese sat suggests it'll get passes over the US, so
> > that's
> > > good news if it's actually another FM bird. Having a handful of new
> > > satellites up there all at once will hopefully spread out the crowds so
> > that
> > > we don't have people blasting them with 50W trying to beat out the
> other
> > > stations.
> > >
> > > Sean WA1TE
> > >
> > > On Fri, Feb 2, 2018 at 10:43 AM Paul Stoetzer <n8hm at arrl.net> wrote:
> > >>
> > >> It's a half-duplex parrot repeater, so there's no need to hear
> > >> yourself. The trick is Doppler compensation.
> > >>
> > >> I find it somewhat odd that they've managed to receive signals, but
> > >> everyone else in Europe is reporting silence. We shall see.
> > >>
> > >> Potential Keps from Space Track are:
> > >>
> > >> 1 43184U 18014E   18033.08269475 -.00000058  00000-0  00000+0 0  9993
> > >> 2 43184  97.7305 303.2289 0012801 243.8166 116.1553 14.95704337   119
> > >>
> > >> In other satellite news, one or maybe two Chinese amateur satellites
> > >> was launched earlier this morning. FMN-1 carries an FM transponder
> > >> with an uplink of 145.945 MHz and a downlink of 435.350 MHz. Telemetry
> > >> downlink is 9k6 BPSK on 435.350 MHz. It's possible that one of the
> > >> other CubeSats on the mission, Shaonian XIng, is one of the Juvenile
> > >> series satellites coordinated here:
> > >> http://www.amsatuk.me.uk/iaru/finished_detail.php?serialnum=547
> > >>
> > >> However, without any communication from the satellite owners to the
> > >> amateur community, all we can do is speculate and listen to see what's
> > >> heard.
> > >>
> > >> One object has been cataloged by Space Track for that launch so far:
> > >>
> > >> 1 43192U 18015A   18033.45158700 -.00000069  00000-0  00000+0 0  9994
> > >> 2 43192  97.3413 165.3763 0014311 275.0882 167.9240 15.22360621    19
> > >>
> > >> 73,
> > >>
> > >> Paul, N8HM
> > >>
> > >> On Fri, Feb 2, 2018 at 10:37 AM, Sean Waite <waisean at gmail.com>
> wrote:
> > >> > Looks like the group behind the burned up D-Star ONE project somehow
> > >> > managed to get a second satellite built and launched in a little
> over
> > a
> > >> > month. They're getting data from it, and are awaiting the TLE.
> Pretty
> > >> > crazy
> > >> > how fast they got that up there.
> > >> >
> > >> > http://www.d-star.one/
> > >> >
> > >> > I don't have a second D-Star radio, but maybe it'll be workable
> > without
> > >> > being able to hear myself.
> > >> >
> > >> > 73,
> > >> > Sean WA1TE
> > >> > _______________________________________________
> > >> > Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum
> available
> > >> > to all interested persons worldwide without requiring membership.
> > >> > Opinions expressed
> > >> > are solely those of the author, and do not reflect the official
> views
> > of
> > >> > AMSAT-NA.
> > >> > Not an AMSAT-NA member? Join now to support the amateur satellite
> > >> > program!
> > >> > Subscription settings: http://www.amsat.org/mailman/
> listinfo/amsat-bb
> >
> _______________________________________________
> Sent via AMSAT-BB at amsat.org. AMSAT-NA makes this open forum available
> to all interested persons worldwide without requiring membership. Opinions
> expressed
> are solely those of the author, and do not reflect the official views of
> AMSAT-NA.
> Not an AMSAT-NA member? Join now to support the amateur satellite program!
> Subscription settings: http://www.amsat.org/mailman/listinfo/amsat-bb
>


More information about the AMSAT-BB mailing list