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Exam (elaborations)

Fiber optics 2024 LATEST UPDATE!!

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  • Course
  • FOA CFOT
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  • FOA CFOT

1550nm - ANSWER What is the wavelength to downstream TV or video in a BPON network? 1490nm - ANSWER Which wave length provides downstream of voice and data in a BPON network? 1310nm - ANSWER What wavelength provides service to upstream voice and data in a BPON network

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  • September 18, 2024
  • 4
  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • FOA CFOT
  • FOA CFOT
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Fiber optics 2024 LATEST UPDATE!!
1550nm - ANSWER What is the wavelength to downstream TV or video in a BPON network?



1490nm - ANSWER Which wave length provides downstream of voice and data in a BPON network?



1310nm - ANSWER What wavelength provides service to upstream voice and data in a BPON network ?



1490nm - ANSWER Digital signals in most networks are sent downstream at what wavelength ?



1310nm - ANSWER Upstream signals from the home to the CO are sent at what wavelength?



Insert the separate signals in the co - ANSWER In a PON, a WDM(wavelength division multiplexer) is used
to do what ?



6 dB - ANSWER What is the minimum or ideal loss of a 1:4 splitter ?



3 dB - ANSWER A PON splitter with 1:2 ratio reduces the power of the signal in each link by how many
dBs ?



6dB - ANSWER How many dB will a PON splitter with 1:4 reduce power ?



1:8,9dB - ANSWER If the 1:2 and 1:4 splitter are cascaded, what is the split ration and reduction of power
?



DLS on twisted pair phone wire - ANSWER Fiber to the curb in a telephone network uses what to
complete the link yo the user ?



Saving in optical fiber - ANSWER Cascaded splitters are used because .. ?

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