TIA-889
Minimum Performance Specification for Text Telephone signal Detector and Text Telephone Signal Regenerator
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| Organization: | TIA |
| Publication Date: | 1 August 2002 |
| Status: | inactive |
| Page Count: | 18 |
Document History
March 1, 2012
TTY/TDD Minimum Performance Specification
Persons with hearing impairments or speech impediments are able to communicate over the telephone using TTY/TDD (teletype/text telephone devices for the deaf), hereafter referred to as TTY devices....
December 1, 2003
Minimum Performance Specification for Text Telephone Signal Detector and Text Telephone Signal Regenerator
INTRODUCTION
Persons with hearing impairments or speech impediments are able to communicate over the telephone using TTY/TDD (teletype/text telephone devices for the deaf), hereafter referred to as...
TIA-889
August 1, 2002
Minimum Performance Specification for Text Telephone signal Detector and Text Telephone Signal Regenerator
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