Electronics and Communication Engineering - Communication Systems
Exercise : Communication Systems - Section 17
- Communication Systems - Section 13
- Communication Systems - Section 25
- Communication Systems - Section 24
- Communication Systems - Section 23
- Communication Systems - Section 22
- Communication Systems - Section 21
- Communication Systems - Section 20
- Communication Systems - Section 19
- Communication Systems - Section 18
- Communication Systems - Section 17
- Communication Systems - Section 16
- Communication Systems - Section 15
- Communication Systems - Section 14
- Communication Systems - Section 1
- Communication Systems - Section 12
- Communication Systems - Section 11
- Communication Systems - Section 10
- Communication Systems - Section 9
- Communication Systems - Section 8
- Communication Systems - Section 7
- Communication Systems - Section 6
- Communication Systems - Section 5
- Communication Systems - Section 4
- Communication Systems - Section 3
- Communication Systems - Section 2
46.
The modulation index of an AM wave is changed from 0 to 1. The transmitted power is
47.
In a radio receiver the input from local oscillator is fed to
48.
A shadow zone does not receive any space wave
49.
A radio frequency signal contains the following three frequencies :
850 kHz; 865 kHz and 875 kHz
In order to amplify this signal, which of the following amplifier should be selected?
850 kHz; 865 kHz and 875 kHz
In order to amplify this signal, which of the following amplifier should be selected?
50.
Which of the following pulse-time modulation is least used?
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