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The letters SOS have been used as a code for emergency since 1905. But what does SOS mean exactly? The post What SOS Stands For and Where It Came From appeared first on Reader's Digest.
SOS is a Morse code distress signal ( ), used internationally, originally established for maritime use.In formal notation SOS is written with an overscore line (SOS), to indicate that the Morse code equivalents for the individual letters of "SOS" are transmitted as an unbroken sequence of three dots / three dashes / three dots, with no spaces between the letters. [1]
An emergency communication system that's designed for non-technical users will ensure successful administration and usage; and during some life-threatening emergency situations, campus administrators must be able to react quickly and trigger the alert system swiftly. Yet emergency alert is probably among the least used and least familiar processes.
Emergency text messaging services are a technology that enables emergency call operators to receive text messages. [1] Its use is encouraged for people with hearing impairment or who have trouble speaking; it can also be used for situations when calling may pose a safety risk, such as a home invasion or domestic abuse. [ 2 ]
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SOS mode also shares your location with the emergency service. You can also create emergency contacts that will receive a text message with your location after your emergency call ends, and which ...
This signal soon became known as SOS because it has the same dash-dot sequence as the letters with the gaps between them removed, and in fact is properly written SOS, with an overbar, to distinguish it from the three individual letters [citation needed]. In contrast, CQD is transmitted as three distinct letters with a short gap between each ...
Many universities have adopted mass text message services to alert students of emergencies in the wake of the Virginia Tech massacre. Now the FCC has approved plans to create a national SMS (text ...