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book Electronic Communication Systems 2nd Edition by Roy Blake cover

Electronic Communication Systems 2nd Edition by Roy Blake

النسخة 2الرقم المعياري الدولي: 978-0766826847
book Electronic Communication Systems 2nd Edition by Roy Blake cover

Electronic Communication Systems 2nd Edition by Roy Blake

النسخة 2الرقم المعياري الدولي: 978-0766826847
تمرين 24
A four-port coupler has 500 microwatts put into
port 1. The outputs are:
port 2: 200 microwatts
port 3: 100 microwatts
port 4: 150 microwatts
Calculate the coupling, in decibels, to each port and the excess loss, in decibels, for the coupler.
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Electronic Communication Systems 2nd Edition by Roy Blake
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