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#1 |
Grey Wolf
![]() Join Date: Apr 2005
Location: Gettysburg PA
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This may help a bit..
http://www.boatsafe.com/nauticalknowhow/060199tip6.htm From the article The Marconi Yearbook of Wireless Telegraphy and Telephony , 1918 states, "This signal [SOS] was adopted simply on account of its easy radiation and its unmistakable character. There is no special signification in the letter themselves, and it is entirely incorrect to put full stops between them [the letters]." All the popular interpretations of "SOS," "Save or Ship," "Save Our Souls," or "Send Out Succour" are simply not valid. Stations hearing this distress call were to immediately cease handling traffic until the emergency was over and were likewise bound to answer the distress signal. |
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#2 |
Stowaway
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#3 |
Lucky Jack
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SOS have said to mean Save our Souls or Save our Ship, but it was choosed because it is easy and fast to morse.
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#4 |
Ocean Warrior
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Are there any other "S-S" signals other than SOS and SSS?
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#5 | |
Grey Wolf
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The U-Boat Commander of Love |
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#6 |
Sparky
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And then there was 'QQQ'-I am under attack by an unidentified enemy vessel.
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#7 |
Rear Admiral
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Interesting
The clocks in the Radio Office were all set to Greenwich mean time, which was always referred to as Zulu time. The clocks had two segments painted on the dial, one segment at quarter to and the other at quarter past the hour. This was to remind the operator not to transmit during this time, but to listen for distress calls. During World War Two, however, the radio operators had to maintain strict radio silence. They listened for scheduled messages sent to the convoys and independent ships from Portishead and Rugby Radio on the HF band. The rest of the time, they listened for calls on the 500 k/cs (600 metres) MF band. If the ship were attacked, they would transmit a four-letter code. For example, SSSS, would indicate an attack by U-boats, AAAA for aircraft, and QQQQ for armed surface raiders. The SOS code was not normally used in convoys in wartime.
http://www.gordonmumford.com/radio-0...ishead%20Radio But this is different again - great read this one BTW of a German merchant raider attack One of the ships signalled by lamp in morse code for the Rangitane to stop and for the radio not to be used; Upton and his officers were too busy to read the message. Following Admiralty standing orders, Captain Upton ordered a QQQQ radio signal to be sent - a standard 'suspicious vessel' message. As soon as the Radio Officer started sending the QQQQ message the raiders immediately tried to jam the transmission, switched on searchlights and started shelling the Rangitane. The radio officer tried to send an RRRR message - the standard 'raider attack' http://www.thebells.btinternet.co.uk...tane/story.htm Last edited by bigboywooly; 08-03-06 at 09:32 AM. |
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#8 | ||
Watch Officer
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#9 | |
Silent Hunter
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