Ny Vishakapatnam :
listen again to the V-marker from VTP (rb, 1973)
no pictures of QSLs or other info available
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Callsigns:
RBSLV
VTO *
VTP **
Frequencies Morse Telegraphy:
2295
4238
4283
6386.5
6418
8062
8566
8631
8646
8651
10615
10670
12305
12840
12849
13530
14580
16695
16926
19451
Frequencies Radioteletype:
6507
6800
6825
6986
8297
8298
9184
9200
9298
9298.5
9299
10865
12521
12804
13840
13945
16075
Systems used:
50 Bd