INTERPOL Buenos Aires :
no recordings available
look at this friendly letter received by Lars Lundström in 1976
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Callsigns:
AYA **
Frequencies Voice:
13953
Frequencies Morse Telegraphy:
10390
14817.5
15738
21807.5
24110
24770
Frequencies Radioteletype:
10390
14817.5
15738
19405
24110
Systems used:
50 Bd
SITOR