a recording of their telegraph wheel (rb, 1973)
here their SITOR marker, received in 2010 (rb)
very detailed and friendly QSL with letter and card (rb, 1982)
another detailed QSL letter (Rudy van Dalen, 1987)
friendly QSL letter from 1991 (Frank Schüttig)
detailed verification letter from the collection of Vladimir
Rozhkov (1999)
------------------------------------------------------------
Callsigns:
PPR
Frequencies Voice:
2086
2089.5
2182
4125
4366
4369
4381
4402
4411
6510
6516
8773
8779
8782
8800
8806
13116
13131
13137
17272
17278
17302
17386
22420
22756
22807
22822
22831
22843
22846
26145
26154
26157
26166
26172
Frequencies Morse Telegraphy:
435
500
4244
4247
4247.5
4333
4341
4344
6385
6391
8492
8499
8529
8612
8634
12687
12719
12728.5
12738
12805
12973
13086
13105
16984
16991
17023
17087
17194.4
22352.5
22534
22603
22670.5
22674.5
22691.5
Frequencies Radioteletype:
8419.5
12594
Systems used:
SITOR