ITU-T P.501 AMD 1-2004
Test signals for use in telephonometry Amendment 1: New annexes A and B Study Group 12

Standard No.

ITU-T P.501 AMD 1-2004

Release Date

2004

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T P.501 AMD 1-2004

Scope

Annex A proposes two test signals (a pn-sequence with a low crest factor and a logarithmically distributed multi-sine wave) for the measurement of Terminal Coupling Loss (TCL). Annex B provides speech files and noise sequences to be used in combination with objective speech quality evaluation methods. This speech material does not replace the speech material found in Supplement 23.

ITU-T P.501 AMD 1-2004 history

• 2004 ITU-T P.501 AMD 1-2004 Test signals for use in telephonometry Amendment 1: New annexes A and B Study Group 12