Find the minimum power that must be launched into the fiber

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Reference no: EM131340606

A 1.3-µm lightwave system uses a 50-km fiber link and requires at least 0.3 µW at the receiver. The fiber loss is 0.5 dB/km. Fiber is spliced every 5 km and has two connectors of 1-dB loss at both ends. Splice loss is only 0.2 dB. Determine the minimum power that must be launched into the fiber.

Reference no: EM131340606

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