7 Survival craft hand-held VHF sets - operating on Ch 16 and Ch6
(minimum) and with particular environmental abilities. Batteries must
be available to keep the equipment operational for the designated
period and must, like the batteries on EPIRB/SARTs, be 'in date'8 Hand-held VHF radio sets - for on-board communications between
bridge/wheelhouse and deck. Must be separate from the survival
craft hand-held VHF sets unless suitable battery availability is ensured.
9 Marine MF /HF SSB radio with DSC - theoretically, only needs to
operate on MF if the vessel is remaining within AlIA2 areas.
Practically - all modern DSC-fitted SSB radios are capable of both
MF and HF operation and so, if fitted, provides facilities for Sea
Areas A2, A3 and A4.
10 The Inmarsat-C transceiver will normally incorporate the EGC
SafetyNET facility in addition to providing distress alert; distress
priority message; and routine messaging facilities.
11 Passenger vessels will be fitted with an airband transceiver (for
communicating with SAR aircraft). An airband transceiver will also
be fitted onboard vessels that may have to communicate with
helicopters (e.g., standby vessels) and/or other aircraft.
12 Vessels carrying fast rescue craft will have FRC helmets, incorporating
VHF Radio facilities {for the coxswain and/or other FRC crew}.MARINE COMMUNICATIONS 227