INTERPOL Brussels :

 

no recordings available

 

no pictures of QSLs or other info available

 

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Callsigns:
ONA20

 

Frequencies Morse Telegraphy:
3593
7401

 

Frequencies Radioteletype:
2840
3714
3717
3801
4632
4632.5
4837.5
5208
6792
8045
8122
11538

 

Systems used:
SITOR