NDB Salzburg *SI :
easy listening: driving to Austria, tuning 409 kHz, and receiving *BRK-408 and *SI-410 in one run (rb, 2014)
nice QSL card from the collection of Patrick Robic (1999)
Dieter Pohlmann received a card and a detailed letter with a photography in 2010
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Callsigns:
SI
Frequencies Morse Telegraphy:
315
410