Morse Code

Alphabet of Telecommunication Using this code of dots and dashes ( also known as “dits” and “dahs ), messages are telegraphed over long distances. Each dot is a short sound; each dash is a long sound. Combination of dots and dashes from the letters of the alphabet. “Morse is associated with an “element time” equal to 1.2 seconds divided by the speed in WPM. A dot...

June 17th, 2011 by admin 

Signs

Semaphore Alphabet of Hand Flags Flags are used to send messages to people who are within seeing range but not within hearing range. This form of communication is commonly used by sailors, lifeguards, and boy scouts. The Semaphore flag signaling system (above) is an alphabet system based on the waving of a pair of hand-held flags in a particular pattern. The flags are usually square, red and yellow,...

June 17th, 2011 by admin