
产品简介
本系统是在北亿纤通高功性能窄线宽模块基础上开发的分布式光纤声音传感一体化模块。该模块可对高铁轮轨结构、高压输电线路、周界安防入侵,地质灾害预警及油气和热力管线泄漏检测,检测长度高达60KM。
| 参数 | 符号 | 最低值 | 典型值 | 最大值 | 单位 | |
| 脉冲宽度 | △τ | 20 | ns | |||
| 输出峰值功率 | Out1 | 10 | W | |||
| 平均功率 | Out2 | 1.5 | mW | |||
| VOA衰减范围 | 0 | 40 | dB | |||
| 工作电流 | IB | 0.9 | A | |||
| 工作电压 | VF | 12 | V | |||
| 工作温度 | To | 0 | 25 | 60 | ℃ | |
| 存储温度 | Ts | -20 | 25 | 70 | ℃ | |
| 预热时间 | 5 | min | ||||
| 通讯方式 | Rs232 | |||||
| 串口可调器件 | EDFA/VOA/AOM | |||||
| 光纤端口 | FC/APC | |||||
| 输出类型 | BPD差分RF | |||||
| 光源参数 | ||||||
| 中心波长 | λc | 1550.12 | nm | |||
| 光谱线宽 | FWHM | 15 | kHz | |||
| 边模抑制比 | SMSR | 40 | dB | |||
| 相对强度噪声 | RIN | -140 | dB/Hz | |||
| 消光比 | 60 | dB | ||||
| 峰值功率 | 0.5 | kW | ||||
| 脉冲宽度 | 20 | ns | ||||
| 脉冲频率 | 20 | MHz | ||||
| 移频频率 | 200 | MHz | ||||
| 上升沿时间 | 8 | 10 | 10 | ns | ||
| BPD参数 | ||||||
| 跨阻增益 | 13*10³ | V/W | ||||
| 最小等效噪声功率(NEP) | 10.2 | pW/Hz½ | ||||
| 带宽 | 250 | MHz | ||||
| 饱和光功率 | 240 | μW | ||||

Important Notice
Performance figures, data and any illustrative material provided in this data sheet are typical and must be specifically confirmed in writing by F-tone Networks before they become applicable to any particular order or contract. In accordance with the F-tone Networks 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 F-tone Networks or others. Further details are available from any F-tone Networks sales representative.