Can I read Technical Standards for Telephone Tones on EtoBox?

Technical Standards for Telephone Tones by bgpexpert is a document available to read on EtoBox.

What is Technical Standards for Telephone Tones about?

This Recommendation sets technical standards for tones used in telephone services, including limits and recommended values for cadences, frequencies and levels. It covers tones within networks and those generated by digital equipment. The Recommendation was revised in 1997-1998 and approved in March 1998 to standardize interoperability of tones internationally.

Author

bgpexpert

Language

EN