... , X.21...) -G.703 CO testing Transmission Analyzer, 2M BERT testerBasic Functions:1) 2M testing75 and 120 interfacesHDB3 and AMI line codesOut-of ... :-Handheld design and easy-to-use-Full-featured measurements to 2M, Datacom-High resolution backlit large LCD screen, with adjustable ... s, N×64kb/s ( N=1- 32),4M,8Mkb/sTest PatternsPRBS223-1,220-1, 215-1, 211-1, 29-1,26-1Fixed Code1111, 0000, 101016-BITUser ...