a recording from 2012 (rb)
a nice QSL from the collection of
Patrick Robic (1999)
-ndb%20berlin-luebars-dls-2011-60-dp41.jpg){kind=small}
Dieter Pohlmann has this reception
confirmation from 2011
idyllic view on the antenna in the
outskirts of northern Berlin (rb, 2014)
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Callsigns:
DLS
Frequencies Morse Telegraphy:
413.5
418