sounding nice: arabic &
english female voice mirror with music mirror (rb, 1973)
almost the same, but if you listen carefully, you note the difference
(Rudy van Dalen, 1990)
a QSL letter from 1975 (Frank Schüttig)
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Callsigns:
9KF ***
9KT ***
Frequencies Voice:
4773
4856
5025
5315
6750
7451
7557
7699
7889
7972
9045
9229
9340
10155
11000
11495
11576
11610
12178
13600
13804
14420
14833
15646
15890
16227
16405
18205
18224
18295
18750
18753
19838
19864
19870
19870.2
20247.5
20805
20988
23158
Frequencies Radioteletype:
9340
11495
18205
18750
18753
Systems used:
50 Bd