Dial tone
id:
dial-tone-179-2013374
title:
Dial tone
text:
A dial tone is a telephony signal sent by a telephone exchange or private branch exchange (PBX) to a terminating device, such as a telephone, when an off-hook condition is detected. It indicates that the exchange is working and is ready to initiate a telephone call. The tone stops when the first dialed digit is recognized. If no digits are forthcoming, the partial dial procedure is invoked, often eliciting a special information tone and an intercept message, followed by the off-hook tone, requir
brand slug:
wiki
category slug:
encyclopedia
description:
Signal indicating that a call is possible
original url:
https://en.wikipedia.org/wiki/Dial_tone
date created:
2002-12-28T13:46:39Z
date modified:
2024-09-04T20:27:11Z
main entity:
{"identifier":"Q17118945","url":"https://www.wikidata.org/entity/Q17118945"}
image:
fields total:
13
integrity:
15