Acronyms von A bis Z
G.180
Empfehlung der "CCITT"/"ITU" von 1993: Characteristics of N + M type direct transmission restoration systems for use on digital and analogü sections, links or equipment
Empfehlung der "CCITT"/"ITU" von 1993: Characteristics of N + M type direct transmission restoration systems for use on digital and analogü sections, links or equipment