Analog Modulation - Definition and Types

Q.  Analog communication indicates:
- Published on 13 Oct 15

a. Continuous signal with varying amplitude or phase
b. No numerical coding
c. AM or FM signal
d. All of the above

ANSWER: All of the above
 
Analog communication means that the information is transmitted in the form of a continuous signal, such as a sound wave. The signal has varying amplitude or phase or frequency.

Coding is not applied to the signal as in case of digital data. Amplitude modulated signal and frequency modulated signals are the examples of analog communication.

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