ST-3303手持式光可变衰减器用于连续可变光信号衰减。 由于衰减器用于激光系统中进行在线测试，因此3303可用于通信设备的数字系统（如：PHD、SDH），也可用于采用模拟调制的系统（CATV）
旋转刻度盘逐步衰减：衰减步长0.05dB 具有显示dB、dBm衰减值功能 替代功能 10 分钟无操作自动关闭 关闭仪器后，系统会记忆衰减值和衰减步长，以便下次打开仪器时将系统恢复到上次关机状态
现场电信维护 现场有线电视维护 综合电缆施工系统 光学仪器研发 光通信教育和实验室测试 其他光学项目
|
Type
|
3303
|
|
Attenuating wavelength Range
|
1260~1650nm
|
|
Fiber Model
|
9/125um SM
|
|
Optical Connector
|
FC/PC
|
|
Calibrated wavelengths
|
1310/1490/1550/1625
|
|
Measurement Range
|
2.5~60dB
|
|
Resolution
|
0.05dB
|
|
Minimize Insertion Loss
|
≌2.5dB
|
|
Linearity
|
∮0.5dB
|
|
Repeating
|
∮0.2dB
|
|
Attenuating Accuracy
|
∮0.8dB
|
|
Back Reflection
|
≈35dBtypical value40dB
|
|
Max input
|
∠20dBm
|
|
Displaying type
|
lattice 128*64 black and white, white back ground light
|
|
Rechargeable batteries
|
7.4V
|
|
Power supply adaptor
|
7~8.5V
|
|
Operation temperature
|
0~40
|
|
Storage temperature
|
-10~60
|
|
humidity
|
0~85%non- condensation
|
|
Weight
|
450g
|
工作温度：商业级/工业级/军品级可选
本产品为 北亿纤通 | F-tone Networks 产品线，详细信息，请联系我们的销售人员，谢谢！ Important Notice Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by Andxe System before they become applicable to any particular order or contract. In accordance with the Andxe System policy of continuous improvement specifications may change without notice.The publication of information in this data sheet does not imply freedom from patent or other protective rights of Andxe System or others. rther details are available from any Andxe System sales representative.
