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  2. Global Maritime Distress and Safety System - Wikipedia

    en.wikipedia.org/wiki/Global_Maritime_Distress...

    Prior to the GMDSS, the number and type of radio safety equipment ships had to carry depended upon its tonnage. With GMDSS, the number and type of radio safety equipment ships have to carry depends upon the GMDSS areas in which they travel. GMDSS sea areas are classified into the following four areas: A1, A2, A3 and A4.

  3. Vessel safety survey - Wikipedia

    en.wikipedia.org/wiki/Vessel_safety_survey

    The GMDSS (global maritime distress on safety system) are controlled by the certificates. [ clarification needed ] The pyrotechnic equipment is not tested on board, but the personal protective equipment such as immersion suits and life jackets are regularly tested during exercises for abandoning ship or at the master's discretion.

  4. General radiotelephone operator license - Wikipedia

    en.wikipedia.org/wiki/General_radiotelephone...

    Hold or qualify for a GROL, GMDSS Radio Maintainer's License, First Class Radiotelegraph Operator's Certificate, or Second Class Radiotelegraph Operator's Certificate. Those last two licenses are no longer issued. The Radiotelegraph Operator's License (T), issued in May 2013, also can have added to it a ship radar endorsement.

  5. Meteorological forecasts are broadcast on VHF and MF as part of the GMDSS at particular times, with AVURNAV (Urgent advice to Navigators) or BMS (Special Meteorological Bulletin) as needed. Marine VHF channel 16, 2182 kHZ, and DSC (Digital Selective Calling) channel 70 (2187.5 kHz) are used.

  6. AIS-SART - Wikipedia

    en.wikipedia.org/wiki/AIS-SART

    Shipboard Global Maritime Distress Safety System (GMDSS) installations include one or more search and rescue locating devices. These devices may be either an AIS-SART (AIS Search and Rescue Transmitter) (from January 1, 2010), or a radar-SART (Search and Rescue Transponder).

  7. Second mate - Wikipedia

    en.wikipedia.org/wiki/Second_mate

    On the ship the second officer is the officer that works under the master, i.e. the captain of the ship, and shoulders the responsibility of checking the functionality of all the navigational equipment, such as the echo-sounder, radar, ECDIS, AIS, and on some vessels even the GMDSS radio equipment; however, recently it has been observed that ...

  8. Long Range Certificate - Wikipedia

    en.wikipedia.org/wiki/Long_Range_Certificate

    The Long Range Certificate is an internationally valid certificate issued to radio station operators. It entitles the holder to participate in marine communications on leisure crafts using Marine VHF, Medium Frequency, High Frequency radios and Inmarsat satellite communication as agreed in Global Maritime Distress and Safety System.

  9. Maritime emergency - Wikipedia

    en.wikipedia.org/wiki/Maritime_emergency

    A maritime emergency refers to any critical situation at sea where a vessel or its crew faces immediate distress, such as mechanical failure, fire, severe weather, medical emergencies, or collisions.