[amsat-bb] Re: AO-51 mode change and recommendation
jp.f6byj at free.fr
Tue Dec 29 05:51:54 PST 2009
Here, listens 2 Europe pass (08h00 and 09h40)
and only 1 qso to every pass
I think that a lot of OM Uplink in FM !
Of more a lot of QRM on the entry VHF when the SAT is at the SOUTH
I have tested also the CW for the 1st January... that seems good.
Best 73 Jep F6BYJ
vk5alx at amsat.org a écrit :
> Attempted to use this mode on 2 passes but was not successful.
> Several stations tried to work on the first pass over Australia
> (07:51 UTC 29 Dec) but audio was very weak and there was a lot of
> interference on the signal.
> Some stations had difficulty netting onto frequency, probably because
> they could not hear themselves clearly.
> On the second pass I could hear no other stations attempting to access
> and while the downlink signal was strong there were all manner of
> noises present and only once or twice could I actually hear my voice
> among the noises.
> I'm sure that last time AO-51 was in this mode it worked reasonably
> Will be interested to hear reports from other continents to see if the
> interference was specific to this region.
> Alex / VK5ALX
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