
IEEE Standard Methodologies for Specifying Voicegrade Channel Transmission Parameters and Evaluating Connection Transmission Performance for Speech Telephony
NORM herausgegeben am 25.6.1990
    
        Designation standards: IEEE 823-1989
                
                
                
                Note:    UNGÜLTIG
               
                Publication date standards:  25.6.1990
        Approximate weight : 300 g (0.66 lbs)
        Country:          International technical standard
        Kategorie: Technische Normen IEEE