TTC / Acterna TPI 550B BRI Basisrate ISDN tragbares Testset mit 2B1Q
263,45 €
Available Interfaces: 2B1Q. It is compatible with AT&T AMI, and 2B1Q DSL interfaces, and EBS (P-Phone) and POTS Line Interfaces. 2B1Q - per ANSI T1.601 (1988). The Model 550B ISDN Portable Test Set allows you to select a loopback for either of the B channels, or for the full bandwidth (2B+D).
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