A. 0.4 nanometers
B. 0.6 nanometers
C. 0.8 nanometers
D. 1.2 nanometers
E. 1.6 nanometers
您可能感興趣的試卷
你可能感興趣的試題
A.0mW
B.1mW
C.10mW
D.1.5mW
A. amplifier
B. attenuator
C. regenerator
D. light emitter
E. optical switch
F. optical receiver
G. fiber-optic cable
A. fiber loss
B. OSNR level
C. post amplification
D. index of reflection
E. index of refraction
F. power post amplification budget
A. low optical power
B. high optical power
C. few optical channels
D. many optical channels
E. low chromatic dispersion
F. high chromatic dispersion
G. too much power differential in the optical channels
A. They are both regions of lowest loss.
B. They are both regions of low reflections.
C. They are both regions of low index of refraction.
D. They are both regions of low chromatic dispersion.
E. They are both regions of low Polarization Mode Dispersion (PMD).
最新試題
How is a Thin Film filter fabricated?（）
If the power is 0 dBm, what is the power in mW?（）
SONET Code Violations (CVs) totals in the PM tables are actually an accumulation of the number of （）.
A Channel ID mismatch occurs when （）.
If the dispersion of a given fiber is 17ps/nm*km at 1550 nm and zero at 1310 nm, then what is the accumulated dispersion of an ITU wavelength after it travels 200 km?（）
Given the formula: (Fiber Attenuation * Km) + (Splice Attenuation * # of Splices) + (Connector Attenuation * # of Connectors) + (Optical Fiber or OADM) + Buffer(Fiber aging)) With regard to SONET/SDH optical calculations, what will the given formula provide?（）
Click the Exhibit button. Which type of multiplexer is shown in the exhibit?（）
On an ONS 15454 node you can tunnel an （）.
Which three technologies are used to reduce chromatic dispersion accumulation in fiber-optic transmission systems? （）(Choose three.)
What are three factors that limit the maximum distance of an amplified optical signal without regeneration? （）(Choose three.)