teleprinter
Noun
Meaning
teleprinter (plural teleprinters)
(historical) Synonym of teletype, a telegraph that automatically prints transmited messages in letters rather than Morse code or other symbols.
Synonyms
Examples
A teleprinter (teletypewriter, Teletype or TTY) is an electromechanical typewriter that can be used to send and receive typed messages from point to point and point-to-multipoint over various types of communications channels.
Automatic teleprinter exchange service was introduced into Canada by CPR Telegraphs and CN Telegraph in July 1957 and in 1958, Western Union started to build a Telex network in the United States.
Amateurs used their existing receivers for RTTY operation but needed to add a terminal unit, sometimes called a demodulator, to convert the received audio signals to DC signals for the teleprinter.
An SLU was operating at the War HQ in Valletta, Malta. citation These units had permanent teleprinter links to Bletchley Park.
A teleprinter attached to a modem could also communicate through standard switched public telephone lines.
Coded messages were taken down by hand and sent to Bletchley on paper by motorcycle despatch riders or (later) by teleprinter.