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ITU-T - P.57

Artificial Ears - Telephone Transmission Quality - Objective Measuring Apparatus - Corrigendum 1 (Study Group XII) 16 pp

inactive
Organization: ITU-T
Publication Date: 1 January 1993
Status: inactive
Page Count: 33

Document History

P.57
June 1, 2021
Artificial ears
This Recommendation specifies the artificial ears for telephonometric use. Four types are recommended, covering the different transducers, types, sizes and technologies. The methods of use of the...
ITU-T P.57
February 1, 2021
Artificial ears
This Recommendation specifies the artificial ears for telephonometric use. Four types are recommended, covering the different transducers, types, sizes and technologies. The methods of use of the...
ITU-T P.57
December 1, 2011
Artificial ears
This Recommendation specifies the artificial ears for telephonometric use. Three types are recommended, covering the different transducers, types, sizes and technologies. The methods of use of the...
ITU-T P.57
April 1, 2009
Artificial ears
This Recommendation specifies the artificial ears for telephonometric use. Three types are recommended, covering the different transducers, types, sizes and technologies. The methods of use of the...
ITU-T P.57
January 27, 2005
Artificial ears
A description is not available for this item.
ITU-T P.57
July 1, 2002
Artificial ears
A description is not available for this item.
ITU-T P.57
August 1, 1996
Artificial Ears - Series P: Telephone Transmission Quality Objective Measuring Apparatus
A description is not available for this item.
P.57
January 1, 1993
Artificial Ears - Telephone Transmission Quality - Objective Measuring Apparatus - Corrigendum 1 (Study Group XII) 16 pp
A description is not available for this item.
P.57
January 1, 1993
Artificial Ears - Telephone Transmission Quality - Objective Measuring Apparatus
A description is not available for this item.
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