a recording from 1972 of their well-known voice mirror (rb)
a friendly and detailed QSL letter - and more... (Maarten van
Delft, 1966)
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Callsigns:
ZPB **
ZPE **
ZPG **
ZPJ **
ZPN **
ZPP **
ZPR **
ZPZ **
Frequencies Voice:
7430
7645
7890
10355
10415
10515
11427
11472
11485
11545
11985
13605
13640
14450
14580
14793
14945
15780
16074
17470
18512
18817
19150
20440
20957
22747
22935
23415
23808
24272
24808
25535