Element 7: GMDSS Radio Operating Practices

effective 8/01/2006

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7-A-091: MF-HF: ARQ Operation #4: Operating Codes & Procedures

7-91J1: Which of the following keystrokes or characters is sent as part of ARQ communications to switch information transmission control from one station to the other?

+?

+

ENTER

END



7-91J2: Which of the following keystrokes or characters follows most commands in ARQ communications when working an automated Coast Station?

+

GA+?

ENTER

END



7-91J3: Which characters are sent by the ship station when operating HF TELEX, to indicate a desire to send an AMVER message?

AMV+

MSG+

DIRTLX+

OPR+



7-91J4: Which characters are sent by the ship station to indicate a desire to send a message via a direct connection to a shoreside TELEX subscriber?

DIRTLX0xxyyyy+

MSG+

AMV+

OPR+



7-91J5: What is the procedure used to terminate the radio circuit?

BRK+

END

CTRL-ALT-DELETE

Power off the TELEX printer.



7-91J6: What are the characters that are transmitted to terminate a direct TELEX connection in SITOR operation?

KKKK

. . . . .

END+

EOM





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7-A-090: MF-HF: ARQ Operation #3: Operating Codes & Procedures
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Element 7: GMDSS Radio Operating Practices
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7-A-092: MF-HF: ARQ Operation #5: Technical Characteristics