PTT Tirana :

 

hear a recording of a RTTY test transmission (rb, 1984) just in case you have no decoder at hand ;-)

 

Maarten van Delft managed to receive this QSL-letter in 1964

 

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Callsigns:
ZAA *
ZAG *
ZAO *
ZAV *
ZAY *
ZAZ *

 

Frequencies Voice
7850
15542
15765

 

Frequencies Morse Telegraphy:
4922
7988

 

Frequencies Radioteletype:
6829
6858
9133
9388
9440
9968
11399
13658
16558
18777

 

Systems used:
50 Bd