a recording from 2009 - just
as a sound sample, did not check it for decodable content (rb)
Hans-Peter Tillmann received this very informative letter on
DGPS Signals from Koblenz, Helgoland, and Wustrow (2002)
nice QSL by PPC (Patrick Robic, 2008)
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Frequencies Radioteletype:
287
302.5
Systems used:
100 Bd MSK