[amsat-bb] Re: This weekends ISS Shadow-Beacon Plasma Experiment

DF2MZ Edgar.Kaiser at t-online.de
Sat Nov 12 06:45:33 PST 2011

They explain it on their website. Results are submitted by e-mail


Am 12.11.2011 15:25, schrieb Bob Bruninga:
>> Only just seen this, hadn't realised there was a Space
>> Plasma experiment using the 145.825 MHz packet system
>> http://knts.tsniimash.ru/Shadow/en/Overview.aspx
> I couldnt find the details about how they are going to capture data.  Is it by Hams manually capturing files and then emailing them in?
> At first blush one would consider having all the APRS ground statis be IGates and send it all in, but that will not work, because the APRS Internet system (APRS-IS) filters out all dupes and only forwrds one copy.  So when 20 statiosn receive the same thing (desired for this experiment) only one copy makes it through the internet.
> Maybe they have a different plan...
> But otherwise an interesting expriment.
> Bob, Wb4APR
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