Paul Hawkins recorded this test speech in the late 1960s
several recordings here,
with only fair quality... 1971
... and 1972, both 'rb' as recording source
a recording from Rudy van Dalen, 1980
very nice QSL card, received in 1975 (Willi Passmann)
------------------------------------------------------------
Callsigns:
5OU ***
5OV ***
Frequencies Voice:
10656
11235
13963
15810
18587
18742
18745
18745.5
19115
19380
20661
20708
20715
20851
23055
23467
23925
Frequencies Radioteletype:
15810
18742
20661
Systems used:
?