7-A-037: Frequencies
7-37E1:
Which of the following frequencies and modes is allocated for Distress alerting in GMDSS?
406 MHz via EPIRB, 1626.5-1645.5 MHz via Inmarsat and Channel 70 DSC plus six (6) MF/HF DSC frequencies.
1626.5-1645.5 MHz via Inmarsat, VHF CH-16 plus six (6) MF/HF DSC frequencies, 406 MHz via EPIRB.
Channel 70 DSC plus six (6) MF/HF DSC frequencies, 7 voice follow-on and 6 telex follow-on frequencies.
Mayday on VHF Channel 70 and the other six voice follow-on frequencies.
7-37E2:
Which of the following frequencies is normally used for Distress and Safety communications?
2174.5 kHz
4209.5 kHz
518.0 kHz
490.0 kHz
7-37E3:
Which channel is designated for GMDSS Digital Selective Calling?
Ch-70
Ch-06
Ch-16
Ch-83
7-37E4:
How many MF frequencies are available for DSC Distress related calls?
One
Five
Four
Two
7-37E5:
How many HF frequencies are available for DSC Distress related calls?
Five
Four
Two
One
7-37E6:
How many frequencies are available under GMDSS for DSC Distress-related calls?
Seven
Six
Four
Five
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