no recordings available
look at the PPC from the collection of Lars Lundström (1984)
friendly letter with PPC
from the Swedish Embassy (rb, 1984)
different type of PPC (Michael Oexner, 1985)
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Callsigns:
SAM91
Frequencies Voice:
20958
23526
Frequencies Radioteletype:
18809.4
20958
20959
23526
Systems used:
75 Bd
SWED-ARQ
ALE