Braille pattern dots-26 Braille pattern dots-26 The Braille pattern dots-26 ( ) is a 6-dot braille cell with the middle left and bottom right dots raised, or an 8-dot braille cell with the upper-middle left and lower-middle right dots raised. It is represented by the Unicode code point U+2822, and in Braille ASCII with the number 5. In unified international braille, the braille pattern dots-26 is used to represent an unrounded open-mid to close-mid front vowel , such as /e/, /e̞/, or /ɛ/ when multiple letters correspond to these values, a question mark, or is otherwise assigned as needed. Related to Braille pattern
Morse code most common letter in English, the letter "E", has the shortest code: a single dot. Because the Morse code elements are specified by proportion rather than specific time durations, the code is usually transmitted at the highest rate that the receiver is capable of decoding. The Morse code transmission rate ("speed") is specified in "groups per minute", commonly referred to as "words per minute". Morse code is usually transmitted by on-off keying of an information carrying medium such as electric current, radio waves, visible light or sound waves. The current or wave is present during time period of the dot