ITU-T O.81 APP I-1998
Group-Delay Measuring Equipment for Telephone-Type Circuits - Appendix I: A Measuring Signal (Multitone Test Signal) for Fast Measurement of Amplitude and Phase for Telephone Type Circuits - Series O: Specifications of Measuring Equipment - Equipment for

Standard No.

ITU-T O.81 APP I-1998

Release Date

1998

Published By

International Telecommunication Union (ITU)

Status

Withdraw

Latest

ITU-T O.81 APP I-1998

Scope

In the following Appendix I a brief description of a test signal is given, stating its particular advantages for measurement of amplitude and phase simultaneously.It was formerly published as Supplement 3.7 in the Blue Book (1988),Fascicle IV.4,and then renumbered on 26 June 1998 as Appendix I to ITU-T 0.81without further modification.

ITU-T O.81 APP I-1998 Referenced Document

• ITU-T O.41 Psophometer for Use on Telephone-Type Circuits - Specifications for Measuring Equipment - Equipment for the Measurement of Analogue Parameters (Study Group 4) 17 pp [Superseded: ITU-T P.53]

ITU-T O.81 APP I-1998 history

• 1998 ITU-T O.81 APP I-1998 Group-Delay Measuring Equipment for Telephone-Type Circuits - Appendix I: A Measuring Signal (Multitone Test Signal) for Fast Measurement of Amplitude and Phase for Telephone Type Circuits - Series O: Specifications of Measuring Equipment - Equipment for