If the radio is interfaced with a Loran or GPS, it will also automatically broadcast the distressed vessel's position.
All fixed-mount radios now include it as a feature, so when the USCG Rescue 21 System becomes fully operational, your VHF will be able to take advantage of this latest feature. You may do so free of charge here. Keep in mind that the U. Coast Guard is not yet responding to DSC transmissions nationally.
Those traveling to or broadcasting in a foreign port must also obtain a Restricted Radiotelephone Operator's Permit RP. However, if you 1 merely plan to sail in domestic or international waters without docking in any foreign ports and without communicating with foreign coast stations, and 2 your radio operates only on VHF frequencies, you do not need an RP.
Most VHF radios on the market today have in excess of twenty twenty-five usable channels. Aside from the U. The most important channels on your VHF radio are 13, 16, 19, 22, and Channel 13 is used by commercial shipping to communicate their actions and confirm passage. Channel 16 All vessels must monitor this channel while underway.
Channel 22 is the most common working channel for USCG in the event of an emergency. Always remember to check locally for channels authorized for use in your area as well as any local restrictions. Try to remember that your VHF is not a private telephone. It's more like an old-fashioned party line. Everyone can hear your conversation. Keep the conversation short and to the point as there will be others waiting to use the channel.
Also, do not allow children play with the VHF radio. Channel 16 - Distress calling and safety, ship-to-ship and ship-to-coast. Users must switch to a "working" channel after making initial contact except in emergencies. All vessels must monitor Channel 16 when not using the VHF radio for other purposes. Channel 09 - Secondary calling channel a new FCC Rule has designated Channel 9 to be the preferred channel for calling.
The purpose of this change is to free Channel 16 for distress calls. Channel 06 - Ship-to-ship safety messages, and communication with search and rescue and Coast Guard vessels and aircraft. Channel 13 and Channel 67 - These are navigational channels. Channel 13 all vessels is for one watt of transmission power only. Channel 67 Commercial Only is for one-watt transmission power only. These radio channels are also known as the "bridge-to-bridge" channels.
These channels are used for listening to ship movements in tight waterways, locks, etc. Channel 22 - Used to speak with Coast Guard after initial contact on Channel Channel 68, Channel 69, Channel 71 and Channel 72 - Used solely for communications between vessels. Channel 01, Channels 07 through 11, Channel 18, Channel 19, Channel 63, Channel 67, Channel 79 and Channel 80 - Commercial working channels and are reserved for commercial vessels only.
Also note that Channel 63 has no listen. Channels 24 through 28 and Channels 84 through 88 - Are reserved for Marine Operator communications for the purpose of sending or receiving ship-to-shore phone calls. Channel 70 - Digital Selective Calling. Those few vessels with DSC radios should use this channel for distress and calling channel instead of Channel W1 through Channel W10 - These channels are reserved for weather transmissions.
These are receive-only channels. If your radio has channels that you do not see on this list do not use them. These extra channels are reserved for government, commercial, or vessel use only. After you decide which VHF radio is best for you, your next step is to pick out an antenna.
VHF antennae come in many lengths and types so, before buying a VHF antenna contact an expert and determine which style best fits your needs. If you buy the wrong antenna you will not get the performance your VHF radio is capable of producing.
These pieces are:. Yet, their individual functionality has a notable effect on the performance of the system as a whole. The wrong antenna or a damaged or poor quality coax cable can drain the transmission power therein wasting the money spent for a good installation. At every frequency, besides being free from obstacles, the antenna has to meet precise electrical and electronic requirements.
VDSMS 27 27 VDSMS 28 28 Used for Bridge-to-bridge communications in lower Mississippi River. Intership only. VDSMS 69 69 VDSMS 70 70 VDSMS 72 72 VDSMS 73 73 Non-Commercial in Great Lakes only. Government only - Environmental protection operations. Government only 83A Coast Guard only 84 84 VDSMS 85 85 VDSMS 86 86 VDSMS 87 87 VDSMS 88 88 Nav Rules. AIS Data Requests. Make sure you are on the correct channel. Adjust "Squelch" control as low as possible without hearing static or "white noise".
Push the button on the microphone to transmit send. Speak in a normal voice. Take your finger OFF the button to hear the other person.
Which channels should I use? Establish contact on this channel and move to a "working channel" as soon as possible. You may also hear an announcement on Channel 16 to switch to Channel 22A for important information. Also used to request bridge openings. Ships less than 65ft in length maintain a listening watch on this channel in US waters.
This is a good channel to listen to in periods of poor visibility so that you can communicate with ferries, freighters, and other large vessels. You must use the low power on your radio when broadcasting on Channel Although you may have many other channels on your radio, each of them is restricted to specific uses.
How do I use it? The standard procedure for a non-emergency call such as calling another vessel, marina, or restaurant to ask where to tie up for dinner, is as follows: Call the vessel, marina or restaurant on Channel 9 in the following manner.
Name of station being called, spoken three times. Name of your vessel spoken once. The word " OVER ". Then you wait for the station being called to answer.
Their answer should be in the same manner as your call. Once answered you should suggest a specific working channel to carry on your conversation. Wait for reply or confirmation from the station being called, switch to the working channel and repeat the process. When done speaking and leaving a specific channel use the word " OUT " at the end.
What about in an emergency situation like mayday? Transmit in this order: Tune your radio to Channel
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