ST-2128 E1 BER Tester

ST2128 E1 BER tester is a small and muni-functional handheld E1 line test instrument which is to do BER test, frame analysis ,time slot analysis, signaling test, sign analysis, alarm analysis and so on. It is not only durable and easy to use, but also has high performance–to-providing ratio, especia

Specifications：

ST-2128 E1 BER tester

ST2128 E1 BER tester is a small and muni-functional handheld E1 line test instrument which is to do BER test, frame analysis ,time slot analysis, signaling test, sign analysis, alarm analysis and so on. It is not only durable and easy to use, but also has high performance–to-providing ratio, especially for simplifies installation and maintenance testing for faster problem resolution.

Basic Functions

  • 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
  • Test results uploaded, conserved and printed by TestManagerPro 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

Main Features

  • Handheld design , dapper design and easy-to-use
  • High resolution backlit LCD
  • Smart navigation mode displays
  • Self-check and keyboard testing function
  • Extensive error and alarm generation, detection and indication
  • Histograms analysis of alarm and error events
  • Up to 99 days continuaous test performance
  • Save/Recall of up to 7 user-defined setups and 10 sets of results
  • Up to 8 hours operation from a single battery charge
  • Built-in Li rechargeable batteries and smart charger circuit
  • Upgradeable software via an integrated USB interface
  • Test results could be output or printed with A4-szie report form by TestManagerPro software

Configuration List

Item
Qua.
Item
Qua.
ST2128 E1 BER Tester  
1
TestManagerPro Software CD
1
AC Power Adaptor
1
Waterproof Package
1
75 ohm Unbalanced Test Cable
 2 
User’s Manual
1
120 ohm Balanced Test Cable
 1 
Quality Certificate Card
1
Rechargeable Li Battery
1
Maintenance Card
1
USB Communication Cable
1
Packing List
1

 

 

 

 

Specifications

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

223-1，215-1，211-1，29-1

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, 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

Serial Port

USB Connector

Rechargeable Batteries

7.4V Li battery, continuous working for 8 hours

Recharge Time

Approx. 2 hours

AC Power
Adapter

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

TestManager™

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

Dimensions

L×W×H 230mm×72/116mm×33mm

Weight

Approx. 500g

Remark:* means option