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E1 BER Tester
GAO5853

 

GAO5853 E1 BER(Bit Error Rate) Tester is a compact multi-functional handheld E1 line test instrument , specially designed for E1 PCM line access, maintenance, check and acceptance. It provides BER test, alarm analysis, signaling analysis and so on which can be extensively used in R&D, production, installation and maintenance of SDH, PDH, PCM, DATA Protocol Converter. It is a useful tool for faster problem resolution.

Basic Functions - GAO5853 E1 BER (Bit Error Rate) Tester

  • 120Ω and 75Ω line interfaces
  • HDB3 and AMI line codes
  • Out-of-service framed and unframed testing
    - 2Mb/s, N×64Kb/s BER testing
    - Frame data and alarm monitoring
    - Clock slip measurement
  • Frequency and level measurement
  • Clock source: Internal, Interface
  • Testing pattern: PRBS, Fix Code, 16-BIT User Word
  • Error injection: Single and Fixed Rate
  • Real-time transmit circuit open/short indication
  • Manual and auto-timer measurement
  • G.821, G.826, and M.2100 performance analysis
  • USB interface; test results uploaded, stored and printed by TestManagerPro software

Main Features - GAO5853 E1 BER (Bit Error Rate) Tester

  • Handheld design and easy-to-use
  • Full-featured measurements to E1, Datacom and Protocol Converter
  • High resolution backlight LCD
  • Smart navigation mode displays
  • Extensive error and alarm generation, detection and indication
  • Histogram analysis of alarm and error events
  • Up to 99 days continuance test performance
  • Save/Recall of up to 10 user-defined setups and 10 sets of results
  • Up to 6 hours operation from a single battery charge
  • Built-in NiMH rechargeable batteries and smart charger circuit
  • Can be charged with automobile cigarette lighter battery adapter
  • Upgradable software via an integrated RS232C interface
  • Test results uploaded, conserved and printed by TestManager software.

    Option

  • In-service framed and unframed testing - Hi-Z and through mode testing
    - CODE, FAS, CRC4, E-BIT BER testing
    - Frame data and timeslot activity monitoring
    - CAS and CCS signaling monitoring

Configuration List - GAO5853 E1 BER (Bit Error Rate) Tester

Item

Qua.

Item

Qua.

E1 BER Tester

1

Embedded Software

1

AC Power Adaptor

1

TestManagerPro Software CD

1

Automobile Cigarette Lighter Battery Adaptor cable

1

Waterproof Package

1

75 ohm Unbalanced Test Cable

2

User's Manual

1

120 ohm Balanced Test Cable

1

Quality Certificate Card

1

USB Cable

1

Maintenance Card

1

Rechargeable Li Battery

1

Packing List

1

Specifications - GAO5853 E1 BER (Bit Error Rate) Tester

Item

Description

Internal Clock

2048Kb/s ± 10ppm

Line Interfaces

75Ω (Unbalanced), 120Ω (Balanced); *High Input Impedance >2KΩ

Line Code

HDB3, AMI

Framing

Unframed, PCM30, PCM30CRC, PCM31, PCM31CRC

Level Measurement

(-43dB) - (-2.5dB)

Tx Clock Source

Internal, Interface

Frequency Measurement

Accuracy: ±1Hz

Offset Measurement

Accuracy: ±1ppm; Range: (-999ppm) - (+999ppm)

Test Patterns

PRBS: 2 23 -1, 2 15 -1, 2 11 -1, 2 9 -1 Fixed Code: 1111, 0000, 1010 16-BIT: User Programmable Word

Alarm Indications

Signal Loss, AIS, Frame Loss, MFrame loss, Pattern Loss, Remote Alarm, Errors, Low Battery

Error Injection

Type: BIT, FAS, CODE, CRC4, E-BIT Single, OFF, Fixed Rate: 10 -2 , 10 -3 , 10 -4 , 10 -5 , 10 -6 , 10 -7

Performance Analysis

ITU-T G.821, G.826 and M.2100

I/O

USB

Rechargeable Batteries

7.4V Li battery, continuous working for 8 hours

Recharge Time

Approx. 2 hours

AC Power Adapter

Input: 100V to 240VAC, 50/60Hz; Output: 12VDC /1.5A

TestManagerPro™

Operating System: WIN98/ME/2000/NT/XP

Dimensions

L×W×H 230mm×72/116mm×33mm

Weight

Approx. 500g


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