An analog optical fiber system operating at wavelength 1 mhas a post-d – McqOptions

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1.	An analog optical fiber system operating at wavelength 1 mhas a post-detection bandwidth of 5MHz. Assuming an ideal detector and incident power of 198 nW, calculate the SNR (f = 2.99 10¹⁴Hz).
A.	46
B.	40
C.	50
D.	52
Answer» D. 52

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