Instrumental research

Instrumental research, Total:9 items.

In the international standard classification, Instrumental research involves: Interface and interconnection equipment.

International Telecommunication Union (ITU), Instrumental research

ITU-T O.11-1992 Maintenance Access Lines - Specifications of Measuring Equipment (Study Group IV) 10 pp
ITU-T P.52 SPANISH-1993 VOLUME METERS
ITU-T P.52 FRENCH-1993 VOLUME METERS
ITU-T P.51 SPANISH-1996 ARTIFICIAL MOUTH
ITU-T P.51 FRENCH-1996 ARTIFICIAL MOUTH
ITU-T O.3-1992 Climatic Conditions and Relevant Tests for Measuring Equipment - Specifications of Measuring Equipment (Study Group IV) 7 pp
ITU-T P.56 SPANISH-1993 OBJECTIVE MEASUREMENT OF ACTIVE SPEECH LEVEL
ITU-T P.56 FRENCH-1993 OBJECTIVE MEASUREMENT OF ACTIVE SPEECH LEVEL
ITU-T O.22-1992 CCITT Automatic Transmission Measuring and Signalling Testing Equipment ATME No. 2 - Specifications of Measuring Equipment (Study Group IV) 35 pp