DRK Düsseldorf :

 

no recordings available

 

see this PPC from 1992 (Lars Lundström)

 

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Callsigns:
DEK26

 

Frequencies Voice:
3801.5
6998

 

Frequencies Morse Telegraphy:
6998.5

 

Frequencies Radioteletype:
1939
3801.5
4013
6998.5

 

Systems used:
SITOR