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a=Power lost per unit length/2 x power transmitted

Q: Attenuation factor for parallel plate waveguides?

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a=Power lost per unit length/2 x power transmitted

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When an optical signal of a given wavelength travels in the fiber it looses power. The amount of loss of power per Km length of fiber is called its attenuation.

A=10*LOG10(POUT/PIN) dB/Km

Where POuT is optical power after 1 Km

PIN is th epower launched in the Fiber.

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There is no attenuation due to absorption, but attenuation will occur due to divergence (spreading out) of the wave.

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6 dB is a "good" attenuation.

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When an optical signal of a given wavelength travels in the fiber it looses power. The amount of loss of power per Km length of fiber is called its attenuation.

A=10*LOG10(POUT/PIN) dB/Km

Where POuT is optical power after 1 Km

PIN is th epower launched in the Fiber.

View page

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