GOST R 50840-1995 Speech transmission over varies communication channels. Techniques for measurements of speech quality, intelligibility and voice identification
This standard applies to wired telephone and radio communication paths (equipment) that use analog voice
GOST R 50840-1995 Referenced Document
GOST 13107-1979 Devices for speech reception and transmission. Methods of measuring acoustic noeses
GOST 15150-1969 Machines, instruments and other industrial products. Modifications for different climatic regions. Categories, operating, storage and transportation conditions as to environment climatic aspects influence
GOST 17187-1981 Sound level meters. General technical requirementsand methods of testing
GOST 24863-1987 Magnetic tape recorders for domestic use. General specifications
GOST 7153-1985 Subscriber telephone sets. General specifications
GOST R 50840-1995 history
1995GOST R 50840-1995 Speech transmission over varies communication channels. Techniques for measurements of speech quality, intelligibility and voice identification