english female voice mirror (rb, 1973)
english male voice mirror, with heavy RTTY interference (rb,
1973)
friendly verification by letter and QSL-card (Peter Conway, 1973)
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Callsigns:
NKA
Frequencies Voice:
7778
7930
9392
10523
14530
14806
14816
15908
16284
19310
Frequencies Morse Telegraphy:
9060
17510