Norrköping Meteo :

 

no recordings available

 

QSL letter from this long-time-gone meteo service (Frank Schüttig, 1978)
this PPC from 1981 gives a few technical details (Tom Rösner)

 

------------------------------------------------------------

 

Callsigns:
SMA *

 

Frequencies Morse Telegraphy:
3195
7732.5

 

Frequencies FAX Picture Transmissions:
120

 

Frequencies Radioteletype:
5172
10998

 

Systems used:
50 Bd
120 rpm