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Electronic Communication Systems 2nd Edition by Roy Blake
النسخة 2الرقم المعياري الدولي: 978-0766826847Electronic Communication Systems 2nd Edition by Roy Blake
النسخة 2الرقم المعياري الدولي: 978-0766826847 تمرين 21
State which mode of propagation is normally used for each of the following services and explain why.
(a) FM radio broadcasting
(b) shortwave radio broadcasting
(c) cellular telephones (frequency of about 800 MHz)
(d) LORAN-C navigation beacons (frequency 100 kHz)
(a) FM radio broadcasting
(b) shortwave radio broadcasting
(c) cellular telephones (frequency of about 800 MHz)
(d) LORAN-C navigation beacons (frequency 100 kHz)
التوضيح
موثّق
موثّق
(a)
FM radio broadcasting:
It uses line ...
Electronic Communication Systems 2nd Edition by Roy Blake
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