[amsat-bb] Two way SSTV exchanges using PSAT2

[Pedro Converso]

Nice Idea, worth to be tried, as alternative:

Use online generator setted to 31.25 Hz that can be adjusting volume using:

http://onlinetonegenerator.com/

73, lu7abf, Pedro

On 5/15/20, Robert Bruninga via AMSAT-BB <amsat-bb at amsat.org> wrote:
> As soon as we see a report that 2-way SSTV through PSAT2 actually works,
> then we can solicit the popular SSTV Authors to add the 31.25 Hz optional
> modulation that will automatically bring up the SSTV (PSK31 actually)
> transponder.
>
> Will this be the first practical SSTV transponder?  I know SSTV 2-way has
> been done before, but with the Very low Doppler shift on the 10m uplink
> and the no-tone Doppler on the FM downlink, this should be pretty straight
> forward...  And it does not compete with the high demand that prohibits
> SSTV via other popular satellites.
>
> Who will be first? (I updated these comments on the
> http://aprs.org/psat2.html page).
>
> And remember, you can do this on the identical HF/UHF PSK31 transponder on
> PSAT too.  That's two satellites supporting this mode.
>
> And if still people don't use PSAT and PSAT2, for PSK31 or SSTV, then I
> guess we could even open up the 10m uplink on PSAT2 to voice contacts!
> (Cannot do this on PSAT since its uplink (28.120) is not in a voice
> segment.
>
> Bob, WB4APR
>
> -----Original Message-----
> From: Brian Wilkins KO4AQF via AMSAT-BB
> Subject: Re: [amsat-bb] Two way SSTV exchanges using PSAT2
>
> Concur, I use CQ SSTV on iPhone. Works great! I have also used MMSTV on
> Windows laptop. Worst case, record it, clean up audio in Audacity and play
> it back with one of those apps listening.
>
> On Fri, Andrew Glasbrenner via AMSAT-wrote:
>
>> Until I figured out a problem I was having, I used SSTV by Black Cat
>> Systems on my Iphone in the shack. I just put the phone in a headphone
>> cup on the desk and away we went.
>>
>> 73, Drew KO4MA
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