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Once the most common type of TRS call, TTY calls involve a call from a deaf or hard-of-hearing person who utilizes a TTY to a hearing person. In this type of call, typed messages are relayed as voice messages by a TRS operator, [1] (also known as Communication Assistant (CA), [2] Relay Operator (RO), [3] Relay Assistant (RA), [4] or relay agent (agent)), and vice versa.
Computers can, with appropriate software and modem, emulate a V.18 TTY. Some voice modems, coupled with appropriate software, can now be converted to TTY modems by using a software-based decoder for TTY tones. Same can be done with such software using a computer's sound card, when coupled to the telephone line.
AOL offers a TTY service for deaf or hard-of-hearing users. To get help though this service, contact our TTY phone number at 1-800-759-3323. You must have TTY-enabled ...
Teletype teleprinters in use in England during World War II Example of teleprinter art: a portrait of Dag Hammarskjöld, 1962. A teleprinter (teletypewriter, teletype or TTY) is an electromechanical device that can be used to send and receive typed messages through various communications channels, in both point-to-point and point-to-multipoint configurations.
Emergency text messaging services are a technology that enables emergency call operators to receive text messages. [1] Its use is encouraged for people with hearing impairment or who have trouble speaking; it can also be used for situations when calling may pose a safety risk, such as a home invasion or domestic abuse. [2]
A video relay service (VRS), also sometimes known as a video interpreting service (VIS), is a video telecommunication service that allows deaf, hard-of-hearing, and speech-impaired (D-HOH-SI) individuals to communicate over video telephones and similar technologies with hearing people in real-time, via a sign language interpreter.
Only the 555-01xx range is officially reserved, though numbers outside this range are commonly used. Nevada uses 555 phone numbers for TTY (teletypewriter) or TDD (telecommunication device for the deaf) only lines. [26] The state's Public Utilities Commission also uses the prefix for one of its customer service lines. [27]
The Army helicopter that collided with a passenger jet last week in Washington had its tracking technology turned off at the time of the crash, U.S. Senator Ted Cruz told the New York Times. The ...