Origin	China
Model Number	BER-1560 A/B/C/D
Brand Name	DADI
Application	BER test

E1 and Data tester Key Features

• 2 Rx and 2 Tx, Bidirectional Monitor
• Dual BERT
• ITU-T G.821, G.826, M2100
• V.24/RS232, V.35, V.11/X.21, V.36/RS449,RS530/RS530A, G.703 64K codirectional BERT  Testing
• IP PING Testing
• 4 inch TFT LCD Display

E1 and Data tester  Specifications

• Connectors/Ports
• 2.048Mbit/s bidirectional E1 interfaces:Line 1 Tx/Rx, Line 2 Tx/Rx, BNC 75ohm;Line 1 Tx/Rx, Line 2 Tx/Rx, 3-pin balance 120ohm
• Datacom interface: 25 pin connector
• PC interface: RJ45
• DC input for charging internal battery

E1 and Data tester  Test Pattern Generator

      Fixed, PRBS, user programmable

E1 Error/Alarm Injection

• Error: bit, code, FAS, CRC4
• Alarm: LOS, AIS, RDI,LOF,LOP

E1 General

• Bit error test rates: 2.048Mbit/s, Contiguous and Non-contiguous 64kbit/s
• Framing: PCM30/PCM30C/PCM31/PCM31C
• Clock: Internal, External, Received, Tx Offset

E1 Measurements

• ITU-T G.821, G.826, M2100 analysis
• Error/Alarm items Report
• Signal level
• Timeslot data display
• Frequency, Clock Slips

Other Measurements

• Histograms analysis
• Propagation delay
• APS measurement
• E1 Voice Frequency measurement (1560C/D only)
• Pulse mask analysis(1560C/D only)
• E1 clock jitter O.171/O.172 measurement(1560D only)

Datacom Testing

• Interface:V.24/RS232, V.35, V.11/X.21, V.36/RS449,RS530/RS530A, G.703 64K codirectional
• DTE/DCE Emulation for all interfaces
• Bit error injection
• ITU-T G.821,G. 826 analysis
• Histograms analysis
• Propagation delay