7-A-081: MF-HF: ITU Channels
7-81J1:
Which of the following defines "ITU Channel 1216"?
Ch-16 in the 12 MHz band.
Ch-12 in the 16 MHz band.
Ch-1216 in the MF band.
This would indicate the 16th channel in the 12 MHz band, but Ch-1216 does not yet exist as there are currently only 15 possible channels.
7-81J2:
Which of the following is a valid 22-MHz ITU Channel?
HF Ch-2206
VHF Ch-22
Ch-22A when used for VTS communications.
Ch-70 (DSC only)
7-81J3:
What is meant by the term "ITU channel"?
This refers to an internationally standardized assignment of frequency pairings for common use.
This refers to a vessel's SELCALL number.
This refers to VHF channels 1-28 and 60-88.
None of the above.
7-81J4:
ITU channel 1604 would mean:
Ch-4 in the 16 MHz band.
Ch-16 in the 4 MHz band.
Ch-1604 in the MF band.
1604 is the Channel number. It has no relevance to frequency bands.
7-81J5:
Which is a valid ITU Designation?
Ch-1604
Ch-706
"Approved for GMDSS Stations".
"Type Approved Under FCC Part 80 Rules and Regulations".
7-81J6:
ITU channels are:
Internationally standardized assignments of frequency pairs for common use.
Frequency assignments specific to U.S. vessels only.
VHF-FM frequencies.
International Traffic Utility frequencies.
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● = Review
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● = Learned
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● = Incorrect answer
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