Ny Saterland-Ramsloh :

 

no recordings available

 

here a view on the antenna array of the VLF station (Klaus Betke)
in 2017, Patrick Robic received this beautiful QSL-letter...
...and this information sheet (in German) from this submarine communication station

 

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

 

Callsigns:
DHJ58
DHO38

 

Frequencies Morse Telegraphy:
23.4
487.5
2758
3379
3871

 

Frequencies Radioteletype:
17.9
18.5
23.4
6766

 

Systems used:
50 Bd
50/100/200 Bd
50/75 Bd