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Re: AO-51 SSB/FM report from Europe



Not to mention more that 1 QSO at a time can be held.
How many QSO's can one fit into the passband?
I can say a lot!

73, Scott


----- Original Message ----- 
From: "Robert Bruninga" <bruninga@usna.edu>
To: <amsat-bb@amsat.org>; <oz1my@privat.dk>
Sent: Thursday, May 12, 2005 6:39 AM
Subject: Re: [amsat-bb] AO-51 SSB/FM report from Europe


> >>> "OZ1MY" <oz1my@privat.dk> 5/11/2005 5:32:26 PM >>>
> >This is about the worst I have ever heard on 
> >any satellite :-(... IMHO this mode is no good. 
> >When we work FM/FM at least we know that 
> >there can be only one QSO at the time. Working 
> >SSB up and FM down that is not the case.
> 
> True, but there is some advantage over FM, in
> that two stations that actually ARE in QSO can
> complete it more quickly be talking and interjecting
> through the other persons transmissions.  If they
> are operating full duplex (they should be) then
> this makes the LINK sound just like a TELEPHONE
> conversation with both able to talk at the same
> time.
> 
> I'd think that it would be about a 50% improvement
> over FM because of this full-duplex-dual-simultaneous
> ability to speak...
> 
> de Wb4APR, Bob
> ----
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