[amsat-bb] Re: AO-51 s-band
ko6th_greg at hotmail.com
Thu Jan 29 21:23:59 PST 2009
Another factor is that the passes this time aren't favorable in the Western portion of this country; I have a mode S downlink capability from AO-40's days, but the bird isn't in view except while I'm off at work or asleep. Maybe tomorrow evening, it seems like I might get home in time.
> From: APBIDDLE at UNITED.NET
> To: Kelby.Davis at sdl.usu.edu; amsat-bb at amsat.org
> Date: Thu, 29 Jan 2009 07:35:27 -0600
> Subject: [amsat-bb] Re: AO-51 s-band
> Hearing nothing on the mode-S downlink is actually pretty typical. There
> are only a handful of stations who operate there. I am not complaining,
> since I am one of those stations, but it would be nice to have some company.
> Excellent mode. You should be getting a very strong carrier, even if nobody
> is on. With a modest gain antenna you will get an exceptionally strong
> This is not a packet configuration, though there is always a chance that
> somebody will decide to try a digital or other mode on an otherwise unused
> pass. Additionally 9k6 and up does not really have "packet bursts" unlike
> 1200 baud. It sounds more like while noise, and you sometimes get things
> which can sound like that on the downlink briefly.
> Sent via AMSAT-BB at amsat.org. Opinions expressed are those of the author.
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