teletypewriter (TTY)


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. (188) Note 2: Radio circuits carrying TTY traffic are called "RTTY circuits" or "RATT circuits."


This HTML version of FS-1037C was last generated on Fri Aug 23 00:22:38 MDT 1996