GENERAL EQUIPMENT REQUIREMENTS FOR ALL GMDSS SHIPS
VHF Radio Installed in the Wheelhouse
DSC Distress Alerts on Channel 70
Voice on channels: 6, 16, and 13
Dedicated DSC VHF Watch Receiver on Channel 70
Search and Rescue Radar Transponder (SART)
NAVTEX Receiver
Satellite 406 MHZ EPIRB
EQUIPMENT REQUIREMENTS FOR SEA AREA A1
All general Equipment requirements, and Capability to initiate transmission of a ship-to-shore distress alert from the position where the ship is normally navigated via:
• VHF using DSC, or MF using DSC (if engaged on voyages with coverage of an MF coast station equipped with DSC), or
• HF using DSC, or
· INMARSAT (if within INMARSAT coverage), or
· Satellite 406 MHZ EPIRB -This requirement and the general equipment can be met with a single 406 MHZ EPIRB close to the position where the ship is normally navigated.
EQUIPMENT REQUIREMENTS FOR SEA AREA A1 & A2
All General Equipment requirements, and
Capability to initiate transmission of a ship-to-shore distress alert from the position where the ship is normally navigated via:
MF using DSC on 2187.5 khz and 2182 khz Radiotelephone. (A dedicated 2187. 5 khz DSC watch receiver may be separate from or combined with the above MF installation.)
Satellite 406 MHZ EPIRB - this requirement and the general equipment can be met with a single 406 MHZ EPIRB close to the position where the ship is normally navigated, or
HF radio using DSC, or
INMARSAT (if within INMARSAT coverage).
Ships must be capable of transmitting and receiving general radio communications using radiotelephony or Narrow Band Direct Printing via:
MF radio installation operating on frequencies between 1605 - 4000 Khz, or
HF radio installation operating on frequencies between 4000 - 27,500 Khz, or INMARSAT Ship Earth Station
EQUIPMENT REQUIREMENTS FOR SEA AREA A1& A2 & A3
All General Equipment requirements, and
An MF/HF radio capable of transmitting and receiving on all Distress Frequencies between 1605 Khz - 27500 Khz using DSC, NBDP and Radiotelephone. It must be possible to initiate transmission of Distress alerts from the position where the ship is normally navigated.
Equipment capable of maintaining a DSC watch on 2187.5 Khz, 8414.5 khz and at least one other HF DSC frequency. It must be possible to select any HF DSC frequency at any time. This watch equipment may be part of the above MF/HF radio installation.
An MF/HF radio capable of transmitting and receiving general radio communications using NBDP and radiotelephone on working frequencies between 1605 Khz and 27500 Khz. This equipment may be part of the above MF/HF radio installation.
Means of initiating a Distress alert via Satellite 406 MHZ EPIRB - This requirement and the general equipment can be met with a single 406 MHZ EPIRB close to the position where the ship is normally navigated, or
An INMARSAT Ship Earth Station
EQUIPMENT REQUIREMENTS FOR SEA AREAS A 1 & A2 & A3 & A4
All General Equipment Requirements, and
An MF/HF radio capable of transmitting and receiving on all distress frequencies between 1605 khz - 27500 Khz using DSC, NBDP and Radiotelephone. It must be possible to initiate transmission of Distress alerts from the position where the ship is normally navigated.
Equipment capable of maintaining a DSC watch on 2187.5 khz, 8414.5 khz and at least one other HF DSC frequency. It must be possible to select any HF DSC frequency at any time. This watch equipment may be part of the above MF/HF radio installation.
An MF/HF radio capable of transmitting and receiving general radio communications using NBDP and radiotelephone on working frequencies between 1605 khz and 27500 Khz. This equipment may be part of the above MF/HF radio installation.
Means of initiating a Distress alert via Satellite 406 MHZ EPIRB -This requirement and the general equipment can be med with a single 406 MHZ EPIRB close to the position where the ship is normally navigated.
