listen to the voice mirror used by
Gdynia in the HF radiotelephone bands (rb, 1971)
this recording reveals not only SPA,
but also SXA, 6YI
and 4XO (rb, 1983)
here is a recording from a marker
of SPH (Andy Stumpf, 1987)
Vladimir Rozhkov received the SITOR identification signal in
1998
a picture-postcard-QSL from 1975 (Martin Foltz)
Rudy van Dalen received this QSL-letter in 1993
QSL letter from the central office
(Patrick Robic, 1994)
a direct QSL received by Vladimir Rozhkov (1998)
here a QSL on the last 500kHz transmission from Gdynia (Lars
Lundström, 1999)
------------------------------------------------------------
Callsigns:
SPA ** (teletype, telegraphy in earlier years)
SPC ** (telephony)
SPH ** (telegraphy)
Frequencies Voice:
1692
1818
2182
2726
4360
4372
4423
6504
8728
8734
8752
8788
8790.2
13101
13122
13161
13167
16914.5
17260
17332
17338
22711
22720
22738
22789
Frequencies Morse Telegraphy:
447
454
500
511
512
4272
4319
4337
6383
6398
8482
8634
8666.4
8678
12598
12721
12826.5
12928
12939
16887.5
16914.5
17016
17064
17213.9
22495
22599.5
22607.5
Frequencies Radioteletype:
518
1608.5
1610.5
2625.5
2643.5
4211.5
4213.5
6315.5
6318.5
8427.5
8430
8706
12580.5
12598
12698
12928
13073
16808
16809.5
16839
16914.5
22377.5
22409
Systems used:
50 Bd
SITOR