Ian Waugh - A Mariner\'s Guide to Marine Communications

Whether it is Inmarsat-A, Inmarsat-B or Inmarsat-M/ Mini-M. The proximity of a person to the antenna at the time of transmission ...

Hazard warning labels should be displayed: At the normal operating position. On the antenna. At locations around the antenna ...

Equipment tests and checks Inmarsat-B equipment should be provided with a Distress Test facility - allowing you to test your dis ...

Inmarsat-M and Mini-M installations Inmarsat-M and Mini-M offer the same range/standard of services, but with the different cove ...

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allocating a share of the available bandwidth for each call, dynamically (i.e. as required). An example of a simple private netw ...

4 Telephones: - connected to the PBX can be allowed unrestricted access (subject to lines being available - typically 8 calls ca ...

Three systems covered briefly here (satellite element only, not cellular) are: Iridium The first global system to become operati ...

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Optional Coverage Area Main Coverage Area Figure 8.72 Thuraya coverage map (extract from website http://www.T7zuraya.com courtes ...

Chapter NAVTEX NAVTEX IS THE PRIMARY MEANS O F RECEIVING coastal Maritime Safety Information (MSI), automatically, in the GMDSS ...

METEO HYDROG Figure 9.1 The NAVTEX Network navigation warning etc. information from different sources and sends that information ...

able to receive good messages day and night. If you are receiving asterisks day and night and you are comfortably within range o ...

1 Antenna(s): receivers that operate on SIHkHz (only) will have a single antenna, which may be passive or active. A passive ante ...

other keys). Logging mode on/off: when on will display the preamble (identification number) of all messages received. When off i ...

not be rejected by the receiver. The category is fixed in some receivers, but can be rejected in others. Tend to be longer warni ...

Chapter 10 EPIRBs and SARTs Two ITEMS OF GMDSS EQUIPMENT that are only used in an extreme emergency are: EPIRB - Emergency Posit ...

GEO-SAR satellite . \ \ \ \ LEO-SAR ! salelliles ~ r.. EPIRB MRCC Figure 10.1 Cospas-Sarsat Satellite Constellation \--'. p y ~ ...

position to the MRCC, though that may take longer (depending on your position). At the time of writing, the approximate coverage ...