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What is an advantage of an externally modulated laser over a directly modulated laser?()
A. lower cost
B. higher chirp
C. easier to manufacture
D. higher dispersion tolerance
E. higher optical signal-to-noise ratio
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higher chirpC
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higher dispersion toleranceE
higher optical signal-to-noise ratio
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higher chirpC
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higher dispersion toleranceE
higher optical signal-to-noise ratio
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