7R-A-12: Reserve Energy & Equipment Testing
7R-12B1:
Under GMDSS, a compulsory VHF-DSC radiotelephone installation must be tested at what minimum intervals at sea?
Daily
Annually, by a representative of the FCC.
At the annual SOLAS inspection.
Monthly
7R-12B2:
What is the meaning of “Reserve Source of Energy”?
The supply of electrical energy sufficient to operate the radio installations for the purpose of conducting Distress and Safety communications in the event of failure of the ship's main and emergency sources of electrical power.
High caloric value items for lifeboat, per SOLAS regulations.
Diesel fuel stored for the purpose of operating the powered survival craft for a period equal to or exceeding the U.S.C.G. and SOLAS requirements.
None of these
7R-12B3:
In the event of failure of the main and emergency sources of electrical power -- what is the term for the source required to supply the GMDSS console with power for conducting distress and other radio-communications?
Reserve source of energy
Emergency power
Ship's emergency diesel generator
Ship's standby generator
7R-12B4:
What is the requirement for emergency and reserve power in GMDSS radio installations?
All newly constructed ships under GMDSS must have both emergency and reserve power sources for radio communications.
An emergency power source for radio communications is not required if a vessel has proper reserve power (batteries).
A reserve power source is not required for radio communications.
Only one of the above is required if a vessel is equipped with a second 406 EPIRB as a backup means of sending a Distress alert.
7R-12B5:
While underway, how frequently is the DSC controller required to be tested?
Once a day
Once a week
Twice a week
Once a month
7R-12B6:
At sea, all required equipment (other than Survival Craft Equipment) must be proven operational by?
By either a) or c)
Daily testing
Operational use of the equipment.
Testing at least every 48 hours.
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