单项选择题

Which device creates an OEO conversion? ()

A. amplifier
B. attenuator
C. regenerator
D. light emitter
E. optical switch
F. optical receiver
G. fiber-optic cable

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热门 试题

单项选择题
Whatisthedifferencebetweenthetransmittedpowerandthesensitivityofthereceiver?()

A. OSNR
B. dispersion
C. attenuation
D. power budget
E. amplifier spacing
F. four wave mixing

多项选择题
Whichthreetechnologiesareusedtoreducechromaticdispersionaccumulationinfiber-optictransmissionsystems?()

A. PIN photodiodes
B. zero-chirped lasers
C. Erbium-doped fiber amplifiers
D. dispersion compensating fiber
E. dispersion compensating Bragg grating

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