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Overview

DD200 series Data Transmission Analyzer，belongs to handhold data tester developed by DADI Telecommunication Equipment Co., Ltd. It is engaged in satisfying the need of various users in data transmission field, adopting modular design. It can complete error testing (50b/s~2048kb/s), and has become an indispensable instrument in daily maintenance, overhaul & starting for the telecom equipments.

Functions

G.703　2048kb/s、64kb/s、1544kb/s & V Port Testing

2M Test Approaches: Support off-line, on-line, PING pass, D-D test

BER Test: test FAS, CRC4（CRC4 verify）, CODE(circuit code), E-Bit Error.

Index Analysis: Support G.821, G.826, M.2100.

Alarm inspecting & indicating: LOS, AIS, LOF, LOMF, CRC4 Loss, RDI end-end alarm, Error indicating.

Loop time-lapse testing.

Switch-time test

2048kb/s signal waveform test

Signal electrical level (range).

Signal pulse width test

Rising edge/Falling edge width

Plus-minus pulse test

Port Impedance: non-equilibrium 75Ω, equilibrium 120Ω, non-equilibrium high-impedance（>2KW）, equilibrium High-Impedance 120Ω,

Within or without G.703 2M signal module analysis

G.703 2048kb/s jitter test

Jitter Testing: Accord with O171, O172 standard

Jitter Filter: Without, LP，HP1，HP2

Jitter peak value & frequency

Jitter Test Precision: 0.03UI

IP PING Test

Source and Destination IP Address

Network PING pass test

Tx Packets size, length and PING pass time

Packets Tx, Rx, and loss quantity.

Function Contrast

Item DD200 DD200A 2048kb/s Signal Waveform Test Nonsupport Support

Features

Modularization: DD200 series adopt the module design to satisfy various users' need.

Monitoring: Users can undertake real-time long-distance monitoring equipment conveniently, under the Windows Language Environment.