Variant 3. Комплексная работа с аппаратурой ГМССБ и документацией

Лабораторная работа 3.4

Комплексная работа с аппаратурой ГМССБ и документацией

Цель работы – закрепление практических навыков работы с аппаратурой ГМССБ и документами - радиожурналом и официальными изданиями МСЭ.

Индивидуальное задание.

Первое задание - общее для всех.

1. Switch on and prepare to work all equipment GMDSS. Test the equipment for distress and safety.

Note 1. How are unwanted messages rejected on an EGC receiver?

Note 2. Choose the appropriate NAVTEX coast stations in accordance with ship's position.

Note 3. Your position: See Table 3.1.

Последующие задания выполняются в соответствии со своим вариантом (по номеру в списке группы). При выполнении заданий 2 и 3 проделать требуемые действия на тренажере и сделать соответствующие записи в радиожурнале (привести пример записи в тетради).

Задание 4 выполняется с использованием официальных справочников. Необходимо сделать соответствующие записи в тетради (название справочника, год издания, страница).

Variant 1

2. Your ship has been in collision with an unknown object in thick fog. You have 16 persons on board. You are authorized to transmit a Distress Alert using Inmarsat-C. Give two methods of sending an alert.

3. a) What is the content of the last DSC distress call received by the VHF DSC controller?
b) What action would you take if you transmit a false Distress Alert on VHF DSC? Make up the format of the message.

4. What is the name of the vessel having the call sign GBYX?
On which R/T bands may this ship communicate? Who settles the accounts for this station?

Variant 2

2. Your ship has been sinking after explosion.
You have 18 persons on board. Make up the format of the distress message. How would you transmit a distress message using Inmarsat-C?

3. a)You have no doctor aboard the vessel. 2-nd mate has sudden heart attack. You require medical advice by radio. What initial action would you take on VHF?
b) Contact the vessel with MMSI 273100090 on MF. Choose radiotelephony as subsequent type of communication

4. What is the name of the station whose call sign are 7TB? On what frequency does this station transmit weather forecasts and at what time?

Variant 3

2. How would you transmit a telex message to the subscriber Baltic SC Russia, tlx 121561 with request confirmation using Inmarsat-C via Burum 12 Coast station. Make up the format of the message. How much does Inmarsat-C message of 2, 5 kbits cost?

3. You have received the following on your DSC controller;
Distress 247375982
1234N 01215E 1628 UTC
Abandoning vessel 4207, 5 kHz
You are on board SAN DIEGO/PJUT in position 3420 S 13018 E. The master authorizes you to transmit Distress Relay Alert to the Lyngby Radio on HF in the 16 MHz maritime band. Choose radiotelephony as subsequent type of communication. What action would you take?

4. What is the name of the vessel having the MMSI 232823000? What is the vessel's SELCALL number?