CCIR 493-4 SELCALL
100 Bd / 170 Hz / 1785 Hz OFFSET
AUDIO SAMPLES
Barrett HF radio sending a Beaconcall and receiving a "revertive" from the called party
Barrett HF radio sending an individual selective call and receiving a "revertive" from the called party
Codan radio (unspecified type) sending an individual selective call and receiving a "revertive" from the called party
Codan NGT radio sending an individual selective call and receiving a very weak "revertive" from the called party
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