VHF Marine Radio
Procedures
VHF Marine Radio Protocols
User Responsibility And Operating Locations
All users are responsible for observing domestic and foreign government regulations and are subject to severe penalties for violations. The VHF frequencies on your radio are reserved for marine use and require a special license to operate from land, including when your boat is on its trailer.
NOTE
This device complies with part 15 of the FCC Rules. Operation is
subject to the following two (2) conditions: (1) This device may not cause harmful interference, and (2) This device must accept any interference received, including interference that may cause undesired operation.
FCC Warnings: Replacement or substitution of transistors, regular diodes, or other parts of a unique nature, with parts other than those recommended by Cobra may cause a violation of the technical regulations of part 80 of the FCC Rules, or violation of type acceptance requirements of part 2 of the rules.
Voice Calling
VHF Marine Radio Protocols
Limits On Calling
You must not call the same station for more than 30 seconds at a time.
If you do not get a reply, wait at least two (2) minutes before calling again. After three (3) calling periods, wait at least 15 minutes before calling again.
Change Channels
After contacting another station on a calling channel, change immediately to a channel which is available for the type of message you want to send.
Station Identification
Identify, in English, your station by your FCC call sign, ship name, the state registration number, or other official number at both the beginning and end of each message.
Prohibited Communications
You MUST NOT transmit:
■ | False distress or emergency messages. |
■ | Messages containing obscene, indecent, or profane words or meaning. |
VHF Marine Radio Procedures
Maintain Your Watch
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■ General calls, signals, or messages (messages not addressed to a particular |
station) on Channel 16, except in an emergency or if you are testing your radio. |
Whenever your boat is underway, the radio must be turned On and be tuned to Channel 16 except when being used for messages.
Power
Try one (1) watt first if the station being called is within a few miles. If there is no answer, switch to a higher power. This will conserve your battery and minimize interference to other users.
Calling Coast Stations
Call a coast station on its assigned channel. You may use Channel 16 when you do not know the assigned channel.
Calling Other Vessels
Call other vessels on Channel 16 or on Channel 9. (Channel 9 is preferred for recreational vessel use.) You may also call on
■ When you are on land. |
Voice Calling
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To Call Another Vessel Or A Shore Installation Such As A Lock Or Bridge Tender:
■Make sure your radio is On.
■Select Channel 16 and listen to make sure it is not being used.
NOTE
Channel 9 may be used by recreational vessels for
■When the channel is quiet, press the Talk button and call the ship you wish to call. (Hold the microphone a few inches from your face and speak directly into it in a normal tone of voice — clearly and distinctly.)Say “[name of station being called] THIS IS [your vessel’s name or call sign].”
■Once contact is made on the calling channel, you must switch to a proper working channel. See the channel listing on page 14 through 15.
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6 English | Nothing Comes Close to a Cobra® 7 |
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