a CW recording from 1972 from 7 MHz (rb)
no pictures of QSLs or other info available
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Callsigns:
DHJ49
Frequencies Morse Telegraphy:
1970
4498
4931
5878
7538
Frequencies Radioteletype:
3352
3399
3956
4832
4931
5058
5812
Systems used:
50 Bd