Jakarta Radio :
a telegraph call from PKX, recorded 1987 by Andy Stumpf
friendly verification letter (Ary Boender, 1991)
detailed QSL letter from 1999 (Vladimir Rozhkov)
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Callsigns:
PKI
PKX
Frequencies Voice:
2182
2690
6215
6215.5
6218.6
6224
6501
6506.4
8752
8774.7
13104
13128.7
17260.8
17269
22698.3
22795
Frequencies Morse Telegraphy:
470
478
500
8542
12790.5
12970
12970.5
16861.7
17074.4
17239.7
22431
22575.5
22681.5
Frequencies Radioteletype:
518
6315
8417
12580
13445.7
22377
Systems used:
SITOR