Measurement of the Raman crosstalk at 1.5 μm in a wavelength-division-multiplexed transmission system

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Abstract
The effects of stimulated Raman scattering between two channels in a 45 km optical fibre transmission system is measured at 1.5 μm as a function of channel separation and power. The penalties on received power in wavelength-division-multiplexed systems are calculated from the data.