![]() ![]() ![]() Two young Marconi-employed operators, chief telegraphist Jack Phillips and his assistant Harold Bride, sent Morse code “Marconigrams" on behalf of Titanic’s well-heeled customers 24 hours a day during its maiden voyage in April 1912.īoth Marconi’s technology monopoly and the torrent of personal messages conveyed through Titanic’s telegraph proved fatal on that April night. Read why Titanic’s iconic Marconi telegraph may be recovered by deep-ocean robots.ĭespite the limitations of the Marconi telegraph-and the fact that it wasn’t intended to be used as an emergency device- Titanic was outfitted with a radio room and a Marconi-leased telegraph machine. Marconi, however, had a commercial monopoly on his wireless telegraph, cornering a luxury market for non-essential communications at sea that included Titanic. Around the same time, other radio inventors were developing more efficient ways to broadcast voices and transmit continuous wireless broadcasts on shorter wavelengths. Initially developed in the late 1800s, the Marconi telegraph used long radio wavelengths that didn’t travel very far and were susceptible to interference. Prior to 1906, the most widely recognized distress signal in use was CQD.Please be respectful of copyright. ![]() In Morse code, SOS is sent as an unbroken sequence of letters with no spaces (i.e., as. SOS was chosen because it is easy to send and could not be confused with other messages. Subsequently, the meanings "Save Our Souls" and "Save Our Ship" were ascribed to SOS, but these are both unofficial definitions. The letters SOS were adopted as the international distress signal in Morse code at the International Radiotelegraphic Convention, held in Berlin in 1906. ![]() We are sinking three nautical miles southeast of the Portland Head light. The letters SOS are the international distress signal, used by shipping when in immediate danger and widely recognized as a cry for help, whether spoken, sent as a text message, or by flashing a light or arranging objects to spell out the letters. SOS means "Save Our Souls" or "Save Our Ship" It is the international distress signal. ![]()
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