Can you please tell me what the difference between, dB and dBm when you are trying to test fiber optic cable?

Question added by Abdul Aziz Ur Rehman Abdul Wahid , Assistant Transmission Engineer , Nayatel Pvt Ltd.
Date Posted: 2014/05/22

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كيف يتم ربط 2 مبنى بشبكة واحدة دون استخدام fiber optic cable . مع العلم ان بعد المبنيين 400 متر تقريبا؟ وشكر ،،،
Top Answer: ممكن عن طريق الوايرليس ودى طريقه ضعيه وهتجبلك مشاكل كتير الحل الامثل خليك ف الاتى وطبعا هتعرف تكمل لوحدك ... See More

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A certain fiber-optic cable has the following characteristics: n1 = 1.82 and n2 = 1.73. What is the value of θc?
Top Answer: In this n1=1. and n2=1. Total Internal Reflection θc (critical angle) =1. calculated cosh(n2/n1) Acce ... See More

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Light may be propagated along a fiber-optic cable in which of the following modes?
Top Answer: light propagates either in Multimodes and or Singlemodes See More

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Which is the best cable and why ? Coaxial Cable - UTP - STP - Fiber Optics .
Top Answer: <p>Fiber optic is the better one than other media but the deciscion should be based on network and ... See More

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