listen to this recording
from Rudy van Dalen (1992)
no pictures of QSLs or other info available
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Callsigns:
7XM**
7XR**
Frequencies Voice:
2854
2926
2953
3419
3437
3491
4657
4672
5519
5547
5559
5652
6616
6638
6673
6941
6945
7938
8816
8858
8894
8924
8984
9227
9231
10039
10081
11318
13273
13300
13304
17904
17961
Frequencies Radioteletype:
3662
4595
5370
7872.5
Systems used:
50 Bd