ST2128 2M BER误码仪是一款小型多功能手持式2M线路测试仪,可进行BER测试、帧分析、时隙分析、信令测试、符号分析、告警分析等。它不仅耐用且易于使用,而且具有很高的性能提供比,特别是简化了安装和维护测试,以更快地解决问题。
| 
 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  | 
规格
| 
 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   | |
| 
 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  | 
 Input: 100V ~ 240VAC, 50/60Hz   | |
| 
 TestManager™  | 
 Operating System: WIN98/ME/2000/NT/XP  | |
| 
 Dimensions  | 
 L×W×H 230mm×72/116mm×33mm  | |
| 
 Weight  | 
 Approx. 500g  | |
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