[amsat-bb] PSAT2 SSTV/telemetry intervals?
Robert Bruninga
bruninga at usna.edu
Sat Jul 6 16:34:47 UTC 2019
I have not looked up the deviation for narroband FM, but just choose that
modulation method in the Kenwood Modulation menu. It is either FM or NFM.
I assume NFM is what is the default in Europe?
Bob
On Sat, Jul 6, 2019 at 9:15 AM Hans BX2ABT via AMSAT-BB <amsat-bb at amsat.org>
wrote:
> Thanks for the link, I hadn't seen that page, yet.
>
> As for 2m: I have a nasty local case of interference here which wipes
> out 145.825 in most directions (local electronic billboard), so I'm not
> active with APRS.
>
> BTW, what do you mean by NARROW-FM? I take it that it is the deviation
> of the FM signal, with narrow being 2.5 kHz, right?
>
> 73 de Hans
>
> BX2ABT
>
>
> On 07/06/2019 09:42 AM, Scott via AMSAT-BB wrote:
> > There is quite a bit of detail on the possible modes of PSAT-2 operation
> at:
> >
> > https://github.com/alpov/PSAT-2/blob/master/README.md
> >
> > ... so far, I've seen both PSK31 and SSTV in the 70cm downlink. However,
> > at such low elevations I am not getting enough signal to determine
> exactly
> > what the current pattern of operation is.
> >
> > However, on the 2m downlink (145.825), the activity has picked up each
> > night as the rising elevation makes PSAT-2 available to more folks.
> Please
> > remember to transmit in NARROW-FM mode and if your radio has CAT control
> > and you can doppler-correct your uplink, better yet.
> >
> > -Scott, K4KDR
> >
> > ==========================
> >
> > On Fri, Jul 5, 2019 at 9:28 PM Hans BX2ABT via AMSAT-BB <
> amsat-bb at amsat.org>
> > wrote:
> >
> >> Nobody knows? Here in east Asia some other hams are asking the same. We
> >> have good passes late at night (1400 UTC), but no PSK31 or SSTV seen at
> >> all. --Hans BX2ABT
> >>
> >>
> >> On 07/04/2019 10:48 PM, Hans BX2ABT via AMSAT-BB wrote:
> >>> Hello all. At what intervals do the SSTV and PSK31 telemetry get
> >>> broadcast? Just had another good pass, saw some SSTV in the beginning,
> >>> but until LOS not a single blip heard. Same yesterday. What gives? 73
> >>> de Hans
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>
> _______________________________________________
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