Tag Archives :HF

When buying electronics for your boat, the first thing on your shopping list should be a VHF radio. VHF is an acronym for Very High Frequency. A marine VHF radio lets the user communicate with other boats, marinas, and bridge tenders, but its most useful function is to summon help in the event of an emergency.  ...

It’s important that boaters use the correct channel when communicating on a VHF (very high frequency) marine band radio. Here are VHF-FM non-commercial channels recreational boaters may use in specific situations. Federal Communications Commission regulations require boaters having VHF radios to maintain a watch on either channel 9 or channel 16  ...

There have been a significant number of collisions where subsequent investigation has found that at some stage before impact, one or both parties were using VHF radio in an attempt to avoid collision. The use of VHF radio in these circumstances is not always helpful and may even prove to be dangerous.  ...

When getting your vessel ready for use in the summer months it is important to make sure you kit it out with the right gear. One piece of gear every vessel should have is a reliable marine radio. These radios are available as both a portable handheld and a fixed mount solution. First, what is a handheld VHF? A handheld VHF is as it sounds, a VHF radio that fits in your hand.  ...

Because radio is now common among commercial vessels on the larger freight waterways, there is a tendency to rely on it as a means of ascertaining the locations of other vessels. If they hear you on the radio, they will know where you are likely to be and can call you to warn of their approach, if necessary. It is also commonly used on larger waterways, replacing flag signals and to some extent sound signals,  ...

Marine radios In an emergency, communication is vital and a marine radio is essential. Mobile telephones, although useful as a backup communications system, cannot replace a marine radio.  ...

So what is an antenna exactly? It is a device that takes an oscillating electric current and radiates that energy in the form of electromagnetic radiation and vice versa; depending on whether you are receiving or transmitting. More simply, it converts electric power into radio waves or radio waves into electric power. Understanding the important characteristics of the marine VHF antenna will allow you select the right antenna to best fit your vessel and your specific needs.  ...

you don’t want to be fumbling about trying to remember the training when you really need it.. You, as skipper, should have a good understanding of how it works, how to adjust it and how to send an emergency message. Ideally, at least one other person aboard should also have a working knowledge of the basics.  ...

In the United States, the National Telecommunications Administration (NTIA) provides MMSIs to federal users, and the Federal Communication Commission (FCC) provides MMSIs to everyone else.  NTIA is as Executive Branch agency under the Department of Commerce, and the FCC is an independent agency.  ...

Having a marine (VHF) radio aboard your boat can be a lifesaver.  VHF radios are the handiest and fastest way to contact other boaters or to ask for help on the water.  In an emergency, when you use a radio, anyone with a radio can hear you and can come to your aid, perhaps sooner than first responders.  Or you may be the boater who rescues someone because you heard their radio call.   ...