- a similar stage of construction
means the stage at which—
- Admiralty List of Radio Signals
means the document so entitled published by the Hydrographer of the Navy and any subsequent List containing the like information which the Hydrographer of the Navy considers relevant from time to time which replaces the Admiralty List of Radio Signals or replaces any subsequent List containing the like information;
- appropriate radio certificate
means a radio certificate issued under subsection (1) of section 9 of the 1949 Act, an exemption certificate and qualified radio certificate issued under subsection (2) of that section, or an exemption certificate issued under subsection (3) of that section.
- area A1 ship
means a ship which goes to sea in sea area A1 only;
- area A2 ship
means a ship which goes to sea in sea area A2 only, or in sea areas A1 and A2;
- area A3 ship
means a ship which goes to sea in sea area A3 only, or in sea area A3 and also in sea area A1 or A2 or both those sea areas;
- area A4 ship
means a ship which goes to sea in sea area A4 only, or in sea area A4 and also in one or more of sea areas A1, A2 and A3;
- bridge-to-bridge communications
means safety communications between ships from the position from which the ships are normally navigated;
- cargo ship
means a ship other than a passenger ship;
- certificated radio operator
means a person qualified as specified in regulation 16(2), as a VHF radiotelephone operator, radiotelephone operator or radio officer;
- connected
means electrically connected;
- continuous watch
means a radio watch which is not interrupted other than for brief intervals when the ship’s receiving capability is impaired or blocked by its own communications or when the facilities are under periodical maintenance or checks;
- direct-printing telegraphy
means an automated telegraphy technique which complies with the relevant recommendations specified in a Department of Transport Merchant Shipping Notice;
- DSC
means Digital Selective Calling being a technique using digital codes which enables a radio station to establish contact with, and transfer information to, another station or group of stations, and complying with the relevant recommendations as specified in Departmentof Transport Merchant Shipping Notices;
- EPIRB
(emergency position-indicating radiobeacon) means a station in the mobile service the emissions of which are intended to facilitate search and rescue operations;
- existing installation
means— (a) an installation wholly installed before 25th May 1980;
- fishing vessel
means a vessel which is for the time being employed in sea fishing, but does not include a vessel used otherwise than for profit;
- general radio communications
means operational and public correspondence traffic, other than distress, urgency and safety messages, conducted by radio;
- GMDSS
means the Global Maritime Distress and Safety System;
- HF
means the frequency spectrum between 3000 kHz and 30 MHz;
- INMARSAT
means the Organisation established by the Convention on the International Maritime Satellite Organisation (INMARSAT) adopted on 3rd September 1976;
- interference
has the same meaning as in the Wireless Telegraphy Act 1949;
- International NAVTEX service
means the co-ordinated broadcast and automatic reception on 518 kHz of maritime safety information by means of narrow-band direct-printing telegraphy using the English language;
- locating
means the finding of ships, aircraft, units or persons in distress;
- maintenance
means any activity intended to keep a radio installation in satisfactory working condition and includes tests, measurements, replacements, adjustments and repair;
- maritime safety information
means navigational and meteorological warnings, meteorological forecasts and other urgent safety related messages broadcast to ships;
- MF
means the frequency spectrum between 300 kHz and 3000 kHz;
- mile
means the international nautical mile of 1,852 metres;
- new installation
means any installation which is not an existing installation;
- new ship
means a ship the keel of which is laid or which is at a similar stage of construction on or after 25th May 1980;
- non-GMDSS ship
means any ship other than a GMDSS ship;
- Organisation
means the International Maritime Organisation;
- passenger ship
means a ship carrying more than 12 passengers;
- pleasure craft
means a vessel (other than a passenger ship) primarily used for sport or recreation;
- polar orbiting satellite service
means a service which is based on polar orbiting satellites which receive and relay distress alerts from satellite EPIRBS and which provides their position;
- radar transponder
means a survival craft radar transponder for search and rescue between ships or aircraft and survival craft;
- radio communication
means telecommunication by means of radio waves;
- radio communication service
means a service as defined in the Radio Regulations involving the transmission, emission and/or reception of radio waves for specific telecommunication purposes;
- radio installation
means any radio installation provided on board a ship in compliance with these Regulations, including its associated antennas, inter-connecting circuits and, where appropriate, sources of electrical energy;
- radio log
means the record required to be kept by regulation 17;
- radio officer
means a person holding a valid maritime radio communication general certificate, first class radiotelegraph operator’s certificate or second class radiotelegraph operator’s certificate issued in each case in accordance with the Radio Regulations who is employed in the radiotelegraph station of a ship which is provided with such a station in accordance with this Part;
- radio operator
means a person who has had experience at sea as an operator of radiotelegraph apparatus on board a fishing vessel or a ship to which this Part does not apply;
- Radio Regulations
means the Radio Regulations annexed to, or regarded as being annexed to, the International Telecommunication Convention 1973 and includes any amendment thereto which the Secretary of State considers relevant from time to time and specifies in a Merchant Shipping Notice;
- radiotelegraph ship
means a ship, being a passenger ship or a cargo ship of 300 tons and upwards to which this Part applies, which is provided with a radiotelegraph installation in compliance with this Part;
- radiotelephone operator
means a person holding a valid appropriate certificate issued in accordance with the Radio Regulations;
- radiotelephone ship
means a cargo ship, being a ship to which this Part applies, of not less than 300 tons but less than 1,600 tons, which is provided with a radiotelephone installation in compliance with this Part;
- Safety Convention
means the International Convention for the Safety of Life at Sea 1974;
- satellite EPIRB
means an EPIRB which is in the mobile-satellite service;
- sea area A1
means an area specified as sea area A1 in the Admirality List of Radio Signals;
- sea area A2
means an area specified as sea area A2 in the Admirality List of Radio Signals;
- sea area A3
means an area, excluding sea areas A1 and A2, within the coverage of an INMARSAT geostationary satellite in which continuous alerting is available;
- sea area A4
means any area of the sea which is not sea area A1, A2 or A3;
- ship earth station
means a mobile earth station in the maritime mobile-satellite service located on board ship;
- ship station
means a mobile station in the maritime mobile service located onboard a vessel which is not permanently moored, other than a survival craft station;
- ships constructed
means “ships the keels of which are laid or which are at a similar stage of construction” and the expression “a similar stage of construction” means the stage at which—
- silence period
means the period of 3 minutes beginning at 15 minutes and at 45 minutes past each hour, on the frequency of 500 kHz, and at each hour and at 30 minutes past each hour, on the frequency of 2182 kHz;
- survival craft station
means a mobile station in the maritime mobile service intended solely for survival purposes and located on any lifeboat, life-raft or other survival equipment;
- tons
means gross tons and shall be— (a) for a ship having alternative gross tonnage under paragraph 13 of Schedule 5 of the Merchant Shipping (Tonnage) Regulations 1982, the larger of those tonnages and (b) for a ship having its tonnage determined both under Part II and regulation 16 of those Regulations its gross tonnage as determined under regulation 16.
- VHF
means the frequency spectrum between 30 MHz and 300 MHz.