Talk:Guard tone

	This article is within the scope of WikiProject Computing, a collaborative effort to improve the coverage of computers, computing, and information technology on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.ComputingWikipedia:WikiProject ComputingTemplate:WikiProject ComputingComputing articles
Low	This article has been rated as Low-importance on the project's importance scale.
	This article is supported by Networking task force (assessed as Low-importance).
	This article is supported by Computer hardware task force (assessed as Low-importance).

	Telecommunication portal This article is within the scope of WikiProject Telecommunications, a collaborative effort to improve the coverage of Telecommunications on Wikipedia. If you would like to participate, please visit the project page, where you can join the discussion and see a list of open tasks.TelecommunicationsWikipedia:WikiProject TelecommunicationsTemplate:WikiProject TelecommunicationsTelecommunications articles
Low	This article has been rated as Low-importance on the project's importance scale.

Expansion

Latest comment: 14 years ago1 comment1 person in discussion

This article should be expanded to cover the use of guard tones for telephony applications, wireless, and non-telephone applications.

Welch, Samuel (1979). Signalling in telecommunications networks. Peregrinus. pp. 194, 242 –&#32, 244. ISBN 0906048044.
Bigelow, Stephen J.; Carr, Joseph J.; Winder, Steve (August 9, 2001). "Wireless Telephones". Understanding Telephone Electronics (4th ed.). Newnes. pp. 348, 350. ISBN 0750671750.
Mc Comb, Gordon (1984). "Cordless phones". Popular Science. 224 (4). Bonnier Corporation: 138. ISSN 0161-7370. {{cite journal}}: Unknown parameter |month= ignored (help)