SSH EN 301 929-1 V1.2.1:2007

Electromagnetic compatibility and Radio spectrum Matters (ERM); VHF transmitters and receivers as Coast Stations for GMDSS and other applications in the maritime mobile service; Part 1: Technical characteristics and methods of measurement

Scope

The present document specifies the minimum requirements for transmitters, receivers and transceivers fitted with
external antenna connectors, used as coast stations, operating in the VHF band of the maritime mobile service. This
includes:
- equipment operating under local or remote control;
- equipment operating on 12,5 kHz or 25 kHz channel spacing;
- equipment capable of analogue speech, Digital Selective Calling (DSC), or both;
- equipment operating in Simplex, Semi-Duplex (Half Duplex) and Duplex modes;
- equipment which may consist of more than one unit;
- equipment which may be single-channel or multi-channel;
- equipment operating on shared radio sites;
- equipment operating in isolation from other radio equipment.
Where the equipment is not intended for DSC operation, only those clauses relevant to non-DSC tests are applicable.