. Which of the following is true'? A: . a compulsory VHF-DSC radiotelephone installation must be daily tested without radiation. B: a compulsory VHF-DSC radiotelephone installation must be annually tested without radiation C: a compulsory VHF-DSC radiotelephone installation must be monthly tested without radiation. D: a compulsory VHF-DSC radiotelephone installation must be weeklv tested without radiation.
. Which of the following is true'? A: . a compulsory VHF-DSC radiotelephone installation must be daily tested without radiation. B: a compulsory VHF-DSC radiotelephone installation must be annually tested without radiation C: a compulsory VHF-DSC radiotelephone installation must be monthly tested without radiation. D: a compulsory VHF-DSC radiotelephone installation must be weeklv tested without radiation.
70. If you are transmitting a distress message by radiotelephone, you should ____.
70. If you are transmitting a distress message by radiotelephone, you should ____.
159. If you receive the signal over radiotelephone of Romeo Papa Tango while using the
159. If you receive the signal over radiotelephone of Romeo Papa Tango while using the
The date and time kept in the radiotelephone log shall commence at（）. A: Amidnight B: Bnoon C: Cbeginning of the watch D: Dany convenient time
The date and time kept in the radiotelephone log shall commence at（）. A: Amidnight B: Bnoon C: Cbeginning of the watch D: Dany convenient time
The radiotelephone safety signal is（）. A: securite repeated 3 times B: safety repeated 3 times C: pan pan repeated 3 times D: securite securite repeated 3 time
The radiotelephone safety signal is（）. A: securite repeated 3 times B: safety repeated 3 times C: pan pan repeated 3 times D: securite securite repeated 3 time