a recording from 1987, from
the collection of Andy Stumpf
QSL letter and ppc from 1982 (rb)
this foerm letter was used in 1994 (Frank Schüttig)
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Callsigns:
PPO
Frequencies Voice:
2086
2089.5
2182
4125
4146
4366
4369
4411
6504
8294
8773
8779
8788
8800
13107
17257
17341
19761
19785
Frequencies Morse Telegraphy:
489
500
4237
4280
4298
4321
4329
4498
6371
6377
8452.5
8462
8494
8520.1
8548
12692
12766
12840
12958.5
12985.5
12988.5
16908
17010
17062
17120
17162
22418
22450
22668.5
22694.5
26694.5
Frequencies FAX Picture Transmissions:
8294
Systems used:
120 rpm