If you don’t like to read, you haven’t found the right book

How do I activate my VHF radio?

Basics Steps for Using a VHF Radio

  1. Turn on the VHF unit and adjust the squelch by turning the knob until the static stops.
  2. Tune to channel 16, the channel monitored by the U.S. Coast Guard.
  3. Perform a radio check to ensure your unit is functioning properly—do not use channel 16 this.

How do I program my VHF MMSI?

To enter the MMSI number, follow these instructions:

  1. Power ON the VHF Radio.
  2. Press the Menu button.
  3. Select DSC.
  4. Select My MMSI.
  5. For each number in the sequence, turn the channel knob clockwise to increase the number, and counter-clockwise to decrease the number.
  6. Select Accept once the MMSI number has been entered correctly.

Do I need a MMSI number?

When installed in your DSC-VHF radio, MMSI numbers can be used by the U.S. Coast Guard for search and rescue purposes within Rescue21 service areas. If you plan to operate on International waters outside the United States, you must get your MMSI number through the FCC.

How do I find my boats MMSI number?

The only way to find an MMSI number (and other information) of a vessel near you at sea is by using AIS. AIS or Automatic Identification System is a radio beacon that constantly transmits information about a vessel and is compulsory on large ships and ferries.

Do you need a Licence for a handheld VHF radio?

You must have a separate Ship Portable Radio Licence for each hand held VHF DSC radio. This is because each individual radio is given a separate identity. So, it cannot be covered by a normal Ship Radio Licence, as this does not impose any territorial restrictions.

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 I register my MMSI number?

You can register your FCC issued MMSI number on the BoatUS website by going to the Non-BoatUS MMSI service page. Note: that if you plan to make broadcasts in foreign waters you will need to obtain a new FCC licenses.

Where can I find my MMSI number?

A Maritime Mobile Service Identity (MMSI) is a 9-digit number used to identify a ship radio. If you’re a US boater and plan on traveling to or communicating with a foreign port, you can get an MMSI number by applying for a ship station license through the Federal Communications Commission (FCC).

What does MMSI registration for VHF radios with DSC mean?

About MMSI Registration for VHF Radios with DSC Your VHF radio is the single most important piece of safety equipment you can have on board your vessel. By using a VHF radio with Digital Select Calling (DSC) capability, you increase your safety dramatically by taking advantage of enhanced communications options.

Can a VHF radio send a DSC distress call?

With the Coast Guards VHF-based Rescue 21 vessel ID system adding more and more stations, having the ability to send a DSC distress call will greatly increase a boaters chances of rescue. HOW DO I GET AN MMSI?

Do you need to register a VHF radio?

You know that there are usually two types of Marine VHF radios used. Registration is required for both types of radios. You can install any type of radio as per your requirement.

How to register a marine VHF radio you marine dignity?

You know that there are usually two types of Marine VHF radios used. Registration is required for both types of radios. You can install any type of radio as per your requirement. Go to and gain an FRN number by registering through the CORES system.