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光纤测试器怎么用
更新时间: 2020-11-09 00:00:00  

光纤测试器可以这样用需要考虑一下当前使用的光缆是否满足最低模式带宽的要求。选用正确的光源。测试时选用光源最好与网络实际使用的光发射端口光源一致。交换机接口光源很多已经从LED光源改为VCSEL光源,就是为了降低色散,避免信号被过度展宽。

关键词: 光纤 测试 怎么

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