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Short note: Optical Amplifiers
written 8.7 years ago by gravatar for teamques10 teamques10 ★ 70k •   modified 8.7 years ago

Mumbai University > Electronics and telecommunication > Sem 7 > optical communication and networks

Marks: 05

Years: MAY 2014
optical networks
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written 8.7 years ago by gravatar for teamques10 teamques10 ★ 70k

• Most optical amplifiers amplify incident light through stimulated emission, the same mechanism that is used by lasers. Indeed, an optical amplifier is nothing but a laser without feedback.

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• Optical amplifiers are used extensively in fiber optic data links. The above figure shows three ways in which optical amplifiers …

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