this clip, recorded in Croatia, reveals
*VIE-405 (Vieste, Italy) and *JST-405
(Nis, Serbia) (rb, 2015)
a much clearer recording came from the czech online receiver
in 2021 (rb)
-ndb%20jst%20nis-justic_405-2022-pro.jpg){kind=small}
a PPC from the collection
of Patrick Robic (2022)
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Callsigns:
JST
Frequencies Morse Telegraphy:
405