[amsat-bb] PSAT2 SSTV/telemetry intervals?

Hans BX2ABT hans.bx2abt at msa.hinet.net
Sat Jul 6 13:15:39 UTC 2019


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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