no recordings available
look at the nice PPC and
letter confirming reception by Fabricio Andrade Silva (2011)
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Callsigns:
CPK
Frequencies Radioteletype:
16170.4
17384.4
17396.4
19762.4
22583.4
22847.4
22853.4
26161.4
26170.4
Systems used:
SITOR,PACTOR