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What is Extinction Ratio?

问题:

What is Extinction Ratio?

答案:

The ratio of the average power levels of the logic 1 level (High) to the logic 0 level (Low) of an optical signal. See the on-line Help, Automatic Measurements for more detailed discussion.

Also see Troubleshooting Automatic Measurements for examples of automatic measurements. It also has comments on compensation ("self-calibration"), Dark Level compensation and Extinction Ratio measurements.


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