title: Ship's emergency transmitter
text: # Ship's emergency transmitter
  
  Ship's emergency transmitter (also: ship's emergency radio transmitter) is – according to article 1.99 of the International Telecommunication Union's (ITU) ITU Radio Regulations (RR) – defined as «A ship's transmitter to be used exclusively on a distress frequency for distress, urgency or safety purposes.»
  
  Each transmitter shall be classified by the service in which it operates permanently or temporarily.
  
  ## See also
  
      Main article: Radiocommunication service
  
  ## References / sources
  
  * ↑ ITU Radio Regulations, Section IV. Radio Stations and Systems – Article 1.99, definition: land mobile station / land mobile radio station
  * International Telecommunication Union (ITU)
  