... . Easy operation.·Multitask operation (It is allowed to conduct a test while browsing previous records).·As many ... RS-232 interface for printing result;·Equidirectional 64k testing;·V.24/RS232, V.35, V.36, X.21, RS-449, RS-485, ... HDB3, AMI.(3) Input jitter tolerance: Up to the requirement of Figure 10.1.Fig.10.1 ... code(8) Impedance of output interface:(8.1) Non-balance 75Ω, up to G. 703(8.2) Balance ...