no recordings available
beautiful QSL-card from the aeronautical
authorities (Patrick Robic, 1999)
here is a card from the collection of Lars Lundström, directly
from Krakow Airport (2005)
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Callsigns:
INR
KRW
INR is a so-called negative callsign, resulting
from carrier power reduction while modulation lasts
Frequencies Morse Telegraphy:
352