1, Features

·Portable design;

·Built-in test template, and graphic display;

·Built-in DC loop feeding circuit and DC loop holding circuit;

·Human engineering design, intelligent English operation interface;

·Large-screen LCD, 320×240 lattice, EL backlight; 

·With mini printer and external printer interface

2, Functions

·English menu, Large-screen, simple operation;

·Multi-task operation (test and browse former records simultaneously);

·Test signal level, frequency gain, level gain, quantizing distortion, idle channel noise, crosstalk, Return loss and longitudinal balance loss;

·End to end and loop-back test;

·Single-channel or 30-channel automatic test, and print it as report form.

·Full-automatic mode, manual mode, full-automatic mode can select one item, several items or all of measure parameters, and the step can be programmable;

·It can save over 60 groups of measure results; the test setup memory can be up to 9; it can also operate non-volatile memory;

·Built-in generator and receiver, the output interface and input interface are respectively with direct current loop feeding circuit and direct current loop holding circuit, not only it can measure E&M 2/4-wire interface, but also it can measure LGE, FXO, LGS, FXS interfaces;

·Test result graphic display, compare with built-in ITU-T rec.;

·Measurement result can upload to PC, and take it for analyzing, filing and printing;

·Online updating for embedded software.