listen to this test transmission
in RTTY (rb, 1992) %20(rainer%20brannolte%2C%20d)%20(mc-919-1).jpg){kind=small}
just in case you have no decoder
at hand ;-)
a nice QSL letter from the collection of Willi Passmann (1984)
------------------------------------------------------------
Callsigns:
YIE **
YIF **
YIL **
YIO **
YIX **
YIZ **
Frequencies Radioteletype:
5867
7565
9867
10103
10162.5
13524
14373
14699
15540
17553
Systems used:
50 Bd
75 Bd