this is a recording of the telegraph
marker from the late 1980's, made by Rudy van Dalen
a PPC from the collection of Valdimir Rozhkov (2009)
------------------------------------------------------------
Callsigns:
UDK *
Frequencies Voice:
2182
2666
3920
4411
6507
6516
8773
8779
13137
13149
17275
17302
Frequencies Morse Telegraphy:
3250
3740
4260
6393.5
6455
8698
12720
12797
13050
13055.3
13072.3
16922
17020
22659.5
Frequencies Radioteletype:
2557.5
2566
6322.5
6393.5
6439.5
6493.5
8424
8436.5
8698
12572
12586
12658
12793
12797
12803
12830
13050
16804
16874
16904
17020
17030
17170
19718
22497
22596.5
22652
22659.5
25255
Systems used:
50 Bd
SITOR