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book Optical Fiber Communications 4th Edition by Gerd Keiser cover

Optical Fiber Communications 4th Edition by Gerd Keiser

النسخة 4الرقم المعياري الدولي: 978-0073380711
book Optical Fiber Communications 4th Edition by Gerd Keiser cover

Optical Fiber Communications 4th Edition by Gerd Keiser

النسخة 4الرقم المعياري الدولي: 978-0073380711
تمرين 10
A signal travels from point A to point B. ( a ) If the signal power is 1.0 mW at point A and 0.125 mW at point B , what is the attenuation in dB
( b ) What is the signal power at point B if the attenuation is 15 dB
التوضيح
موثّق
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(a) 10 log P A /P B = 10 log (...

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Optical Fiber Communications 4th Edition by Gerd Keiser
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