ATIS Telecom Glossary
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teletypewriter (TTY)
A printing telegraph instrument that has a signal-actuated mechanism for automatically printing received messages. Note 1: A TTY may have a keyboard similar to that of a typewriter for sending messages. Note 2: Radio circuits carrying TTY traffic are called "RTTY circuits" or "RATT circuits."

 

 

 

 

 

 

 

 

 

 



 
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