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Morse code is a system of encoding text characters as dots and dashes for telecommunication. Learn about its development by Samuel Morse and Alfred Vail, its international alphabet and variations, and its applications and history.
Learn how to use Morse code abbreviations to speed up Morse communications by foreshortening textual words and phrases. See the table of selected abbreviations and their meanings, and the difference between abbreviations and prosigns.
The at sign, @, is a symbol with various origins and functions, such as accounting, email and social media. Learn about its history, usage and meaning from different sources and contexts.
Learn how to remember Morse code characters using visual, syllabic, or word mnemonics. See examples of mnemonics for letters, numbers, punctuation, and other symbols.
Prosigns are shorthand signals used in Morse code telegraphy to simplify and standardize procedural protocols. Learn about their history, notation, representations, and international variations.
Learn about the history and features of the original version of Morse Code developed by Samuel Morse and Alfred Vail for electric telegraph. Find out how it differs from International Morse and why it is nearly extinct.
A control character is a code point in a character set that does not represent a written character or symbol, but causes effects such as ringing a bell or moving the cursor. Learn about the history, usage, and examples of control characters in computing and telecommunication.
The following telegraph code table is adapted from one given by Ashok Kelkar, [2] where the Latin letters are encoded as per the International Morse code standard. Some variations on this code exist, [3] and there have been some attempts to introduce other telegraph codes either to improve efficiency or to apply to more Indian languages.