How do you use a VHF radio on a boat?
Basics Steps for Using a VHF Radio
- Turn on the VHF unit and adjust the squelch by turning the knob until the static stops.
- Tune to channel 16, the channel monitored by the U.S. Coast Guard.
- Perform a radio check to ensure your unit is functioning properly—do not use channel 16 this.
Is a VHF radio required on a boat?
Although not required in recreational boats under 65.5 feet long, a Very High Frequency (VHF) Marine Radio allows instant communication between your boat and other boats, marinas, bridges, and the United States Coast Guard (USCG).
When operating a VHF radio when should the term mayday be used?
There are three phrases that you might hear on a VHF radio, and they all relate to safety. MAYDAY – distress signal, requires the most urgent response. This signal is only to be used when a person, or boat is threatened by grave or imminent danger, and requires assistance.
How does VHF marine radio work?
Marine VHF radios operate between 156 and 172 MHz, a sliver of the very high frequency band of radio waves between 30 and 300 MHz. Marine VHF radios work on a line-of-sight basis. That is, they can transmit and receive to and from another antenna as long as that antenna is above the horizon.
Do police use UHF or VHF?
Before we get into the gear, there are a couple of things you should know. Police broadcast on frequencies in the UHF band. You are legally allowed to listen to unencrypted transmissions in these bands, but you need a license to broadcast.
Is it legal to use a VHF radio on land?
Marine VHF radios, whether fixed or handheld, may not be used on land, period. It’s the law. Once a VHF radio goes ashore, it cannot be used for marine band transmission (without a Coast Station License).
Do you need a Licence to use a VHF radio?
The Marine Radio Short Range Certificate remains a legal requirement for the use of marine VHF. All radios require the user and the vessel to hold a relevant licence. The vessel’s licence is like a car tax disc, but is also the key to obtaining an MMSI number, which will uniquely identify your vessel.
Can I use a VHF radio without a license?
AirBand radios use VHF frequencies in the 108 MHz – 137 MHz range. No license is required for individuals. However, aircraft stations do require a license. See the FCC for more details.
What distress code should you use on your VHF radio?
Which VHF radio channel is used for making distress calls? If you have a VHF radio, keep it tuned to channel 16 for a distress call. Be aware of where you are at all times, and be prepared to describe your specific position.
When should a mayday be called?
Fortunately, you have the option to call a Mayday — the international distress signal used by ships and aircraft. Think of it as the equivalent of calling 911 Emergency Services when you have an emergency on land.
What type of emergency do you hear Mayday repeated 3x in real emergency?
A typical distress call will start with mayday repeated three times, followed by all the relevant information that potential rescuers would need, including type and identity of craft involved, nature of the emergency, location or last known location, current weather, fuel remaining, what type of help is needed and
How do I know if my VHF radio is working?
You are encouraged to check your VHF radio by calling the station in your area. When you transmit on its channel, you will hear a recorded response and then hear a playback of your voice verifying that your radio is transmitting, modulating and receiving.
How do you talk to a marine radio?
To use your VHF, turn it on and pick a channel, set the squelch to the point where you don’t hear any white noise, and begin talking. Things to remember when you are on the radio: Monitor channel 16 when you are not actively in conversation with someone else.
How far will a 25 Watt VHF radio transmit?
For example, a 25-watt marine radio will roughly have a maximum range of 60 nautical miles (111 km) between antennas mounted on tall ships, but that same radio will only have a range of 5 nautical miles (9 km) between antennas mounted on small boats at sea level.
How far will a marine VHF radio transmit?
Your VHF radio is intended mainly for short range communications, generally 5-10 miles, and at least 20 miles to a USCG station. To communicate at longer ranges, you will normally need a satellite telephone or an MF/HF marine radiotelephone.