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ITU-T P.50 App. I (02/1998)

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Test signals

Citation:	https://handle.itu.int/11.1002/1000/4412
Series title:	P series: Telephone transmission quality, telephone installations, local line networks P.50-P.59: Objective measuring apparatus
Approval date:	1998-02-27
Approval process:	Agreed
Status:	In force
Observation:	This Appendix includes an electronic attachment containing the speech database for telephonometry applications. This database is downloadable free of charge from ITU-T test signals database at: http://handle.itu.int/11.1002/2000/4412.
Maintenance responsibility:	ITU-T Study Group 12
Further details:	Patent statement(s) Associated test signals

EditionsRelated Supplement(s)Related technical papers and reports

Ed.	ITU-T Recommendation	Status	Summary	Table of Contents	Download
3.1	P.50 App. I (02/1998)	In force	-	-	here
3	P.50 (09/1999)	In force	here	here	here
3.0	P.50 (1999) Err. 1 (05/2000)	In force	-	-	here
2	P.50 (03/1993)	Superseded	-	-	here
1	P.50 (11/1988)	Superseded	-	-	Not available


ITU-T Supplement	Title	Status	Summary	Table of contents	Download
P Suppl. 10 (11/1988)	Considerations relating to transmission characteristics for analogue handset telephones	In force	-	here	here
P Suppl. 16 (11/1988)	Guidelines for placement of microphones and loudspeakers in telephone conference rooms and for group audio terminals (GATs)	In force	-	here	here
P Suppl. 20 (03/1993)	Examples of measurements of handset receive-frequency responses: dependence on earcap leakage losses	In force	-	here	here
P Suppl. 23 (02/1998)	ITU-T coded-speech database	In force	here	here	here
P Suppl. 24 (10/2005)	Parameters describing the interaction with spoken dialogue systems	In force	here	here	here
P Suppl. 25 (01/2011)	Parameters describing the interaction with multimodal dialogue systems	In force	here	here	here
P Suppl. 26 (09/2017)	Scenarios for the subjective evaluation of audio and audiovisual multiparty telemeeting quality	In force	here	here	here
P Suppl. 28 (09/2020)	Considerations for the development of new QoS and QoE related objective models to be embedded in Recommendations prepared by ITU-T Study Group 12	In force	here	here	here

Title	Approved on	Download
Addition to Section 2.3 of the Handbook on Telephonometry	2000	here
Addition to Section 3 of the Handbook on Telephonometry	2000	here
Additions to the Handbook on Telephonometry	1999	here
Telephonometry	1992	here