7 Permissible intialization period
The installation should be operational within 2 min of switching on.
8 Power supply
The AIS and associated sensors should be powered from the ship's main source of electrical energey. In addition, it should be possible to operate the AIS and associated sensors from an alternative source of electrical energy.
9 Technical characteristics
The technical characteristics of the AIS such as variable transmitter output power, operating frequencies (dedicated internationally and selected regionally), modulation, and antenna system should comply with the appropriate ITU-R Recommendation.
