Calcutta (Kolkata) Aero :
no recording available...
friendly letter and PPC verifying reception of the RTTY link to Kathmandu (rb, 1987)
------------------------------------------------------------
Callsigns:
AWC
VECC
Frequencies Voice:
2872
2923
2931
2947
3470
3491
3497
5509
5514
5547
5568
5580
5582
5584
5585
6533
6556
6583
6760
8861
8906
8917
8924
8936
8938
8939
8948
8963
10066
11387
13318
Frequencies Morse Telegraphy:
9047
Frequencies Radioteletype:
3177.5
5293
5293.5
5773
8108
8132
8161.5
9245
9275
10122.5
10900
11100
11175
12035
13630
15570
19250
Systems used:
50 Bd