GMDSS. Systems. Test 12
GMDSS. Systems. Test 12
The proper operation of the telex mode of an Inmarsat-A terminal can be tested by:
The Inmarsat-satellites are located:
The aerial of an Inmarsat-A installation is gyro-stabilised to:
The display of the DSC-controller on board is showing the following lines: (see original) The text TX4 means:
While transmitting with an MF/HF transceiver the transmitting power is suddenly decreasing. The cause may be:
Dish aerials are used with:
The emergency battery of a GMDSS portophone:
When directing an Inmarsat-A aerial the following is irrelevant:
The aerial system of an Inmarsat-C terminal consist of:
The satellite orbit in the Inmarsat system is:
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