Push-To-Talk (PTT)

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Abbreviation(s) and Synonym(s):

PTT

NISTIR 8196

Definition(s):

A method of communicating on half-duplex communication lines, including two-way radio, using a “walkie-talkie” button to switch from voice reception to transmit mode.
Source(s):
NIST SP 800-101 Rev. 1

Glossary Comments

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See NISTIR 7298 Rev. 3 for additional details.