Baudot code [SEP] named after
Baudot code
The Baudot code , invented by Émile Baudot, is a character set predating EBCDIC and ASCII. It was the predecessor to the International Telegraph Alphabet No. 2 (ITA2), the teleprinter code in use until the advent of ASCII. Each character in the alphabet is represented by a series of five bits, sent over a communication channel such as a telegraph wire or a radio signal. The symbol rate measurement is known as baud, and is derived from the same name.
History.
History Baudot code
646-GB as well as the Baudot code in the late 19th century. The apparent use of the sign to mean pounds weight in 1850 appears to rule out both of these code sets as the origin, although that same reference admits that the earliest reference "in print" was a decade after Baudot code.
"Hash sign" is found in South African writings from the late 1960s, and from other non-North-American sources in the 1970s.
The symbol appears to be used primarily in handwritten material, while