
Optical Fiber Communications 4th Edition by Gerd Keiser
النسخة 4الرقم المعياري الدولي: 978-0073380711
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
( b ) What is the signal power at point B if the attenuation is 15 dB
التوضيح
(a) 10 log P A /P B = 10 log (...
Optical Fiber Communications 4th Edition by Gerd Keiser
لماذا لم يعجبك هذا التمرين؟
أخرى 8 أحرف كحد أدنى و 255 حرفاً كحد أقصى
حرف 255

