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ITU-T Q.552

Transmission Characteristics at 2-Wire Analogue Interfaces of Digital Exchanges Series Q: Switching and Signalling Digital Exchanges - Transmission Characteristics

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Organization: ITU-T
Publication Date: 1 November 2001
Status: active
Page Count: 42

Document History

ITU-T Q.552
November 1, 2001
Transmission Characteristics at 2-Wire Analogue Interfaces of Digital Exchanges Series Q: Switching and Signalling Digital Exchanges - Transmission Characteristics
A description is not available for this item.
ITU-T Q.552
November 1, 1996
Transmission Characteristics at 2-Wire Analogue Interfaces of Digital Exchanges - Series Q: Switching and Signalling - Digital Exchanges - Transmission Characteristics
A description is not available for this item.
Q.552
January 1, 1994
Transmission Characteristics at 2-Wire Analogue Interfaces of Digital Exchanges - Digital Exchanges
A description is not available for this item.
Q.552
January 1, 1989
Transmission Characteristics at 2-Wire Analogue Interfaces of Digital Exchange - Digital Local, Transit, Combined and International Exchanges in Integrated Digital Networks and Mixed Analogue-Digital Networks - Supplements (Study Group XI) 25 pp
A description is not available for this item.

References

This document is referenced by:
G.168 CORR 1 - Digital network echo cancellers Corrigendum 1 – Reference error corrections
Published by ITU-T on December 1, 2022
Echo cancellers are voice operated devices placed in the 4-wire portion of a circuit (which may be an individual circuit path or a path carrying a multiplexed signal) and are used for reducing the...
This document is referenced by:
EN 300 386 - Telecommunication network equipment; Harmonised Standard for ElectroMagnetic Compatibility (EMC) requirements
Published by ETSI on September 1, 2022
The present document specifies the EMC requirements for telecommunication equipment intended to be used within a telecommunications network, which provides telecommunications between Network...
This document is referenced by:
ITU-T G.989.1 - 40-Gigabit-capable passive optical networks (NG-PON2): General requirements
Published by ITU-T on March 1, 2013
This Recommendation describes the general requirements of NG-PON2 systems supporting a 40-Gbit/s capable aggregate downstream capacity for residential, business, mobile backhaul, and other...
This document is referenced by:
ETS 300 439 - Business Telecommunications (BTC); Transmission Characteristics of Digital Private Branch EXchanges (PBXs)
Published by ETSI on December 1, 1996
A description is not available for this item.
This document is referenced by:
ES 201 970 - Access and Terminals (AT); Public Switched Telephone Network (PSTN); Harmonized Specification of Physical and Electrical Characteristics at a 2-Wire Analogue Presented Network Termination Point (NTP)
Published by ETSI on August 1, 2002
A description is not available for this item.
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