MF/HF

MF/HF RT radio is often called an SSB radio. It is a transmitting-receiving system often referred to as a Transceiver (Tx/Rx), which allows the operator to either transmit or receive information by voice. MF/HF radios use SSB (single sideband) modulation for voice communication. The same set may also be used NBDP (Narrow Band Direct Printing) Read more…

NAVTEX

NAVTEX is a system for broadcast and automatic reception of maritime safety and weather information. NAVTEX is part of the MSI, Maritime safety information, that is broadcast to mariners by official agencies for their safety. Maritime safety messages consist of messages such as weather warning, warnings about dangers to navigation and Read more…

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