GMDSS. Procedures. Test 4

On board they want to establish a telex connection by HF-set with the ship Apollogracht. In the guides you find for the Apollogracht the following ID

You wish to carry out a test transmission on your radio equipment. What precautions should be taken if any?

All of the items in the other alternatives should be done.
Listen out to ensure that no safety/distress traffic is in progress.
Test transmission should be carried out on artificial aerials and/or reduced power.
Test transmission should be kept to a minimum.

The time indication 171906z means in maritime radio communication:

What is meant in mariphone traffic with a coast-station by a

a telephone conversation, stating name and address for account of the shore subscriber
a telephone conversation with a person whose name is known, department or extension on the telephone number given
a phone-call, stating name and address, with a person who has no telephone himself
Don't know

A personal call means that:

Don't know
the applicant on board request the coast-station to personally guard the conversation with the shore subscriber
the applicant on board request the coastal station to bring about a conversation with a shore subscriber by means of a scrambler
the applicant on board wishes to have a conversation with a person whose name is known

If a coast-station doesn

you can repeat your call immediately when convinced that no other radio traffic is interfered with
Don't know
you can repeat your call after 2 minutes
you must call on another working channel

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