NZPO Auckland :

 

RTTY test, received in 1983 (rb) just in case you have no decoder at hand ;-)
you can imagine, receiving this test transmission made me running wild in looking for Tonga's return frequency

 

no picture of a QSL available - in fact, this is not a QSL !

 

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Frequencies Radioteletype:
18770

 

Systems used:
50 Bd