PART 4 - Canadian Coast Guard

Call, when a vessel wishes to establish communications with any station within range (or within a certain area).
Item
General call (not more than three times).
The words THIS IS
Type, name and radio call sign of vessel calling (not
more than three times).
Invitation to reply
Spoken
ALL STATIONS (or ALL SHIPS IN JOHNSTONE STRAITS)
THIS IS
TANKER IMPERIAL CORNWALL/VCVC
OVER
When a station wishes to broadcast information rather than to establish communication, it proceeds with the message
instead of giving the invitation to reply.
A radio message from a ship consists of several parts, which shall be transmitted in the following order:
(a) Type, name and radio call sign of the originating ship.
(b) The date and time the message originated.* (Preferably in UTC. Daylight Saving Time shall not be used).
(c) The address.
(d) The text or body of the message.
(e) The signature.
Note: Items (a) and (b) taken together, are known as the “preamble”.
* Date and time may be sent as one group, the first two figures indicate the date, the last four the time.
Example of a ship to shore radio message:
MESSAGE
FROM M/V WEST WIND, CALL SIGN V2AG
FILED:
071225UTC
ADDRESS:
ECAREG CANADA
TEXT:
SECURED SYDNEY GOVERNMENT WHARF
SIGNATURE:
MASTER
An acknowledgment of receipt of a message shall not be given until the receiving operator is certain that the transmitted
information has been received correctly.
While it is not practical to lay down precise words and phrases for all radiotelephone procedures, the following should be
used where applicable.
Word or phrase
ACKNOWLEDGE
CORRECTION
GO AHEAD
OVER
OUT
READ BACK
ROGER
RECEIVED NUMBER
STAND BY
VERIFY
WORDS TWICE
Meaning
Let me know that you have received and understood this message.
An error has been made in this transmission. The correct version is.....
Proceed with your message.
My transmission is ended and I expect a response from you.
This conversation is ended and no response is expected.
After I have given OVER, repeat all this message back to me exactly as received.
I have received all of your last transmission.
Receipt of your message number..... is acknowledged.
Wait until you hear further from me.
Check with the originator and send the correct version.
As a request - Please send each word twice.
As information - I will send each word twice.
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