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Distinguish between analog communication and digital communication

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Distinguish between analog communication and digital communication

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Analog communication Digital communication
1. Analog signal is a signal having infinite number of values. 1. Digital signal is represented by  finite set of discrete values.
2. It uses AM.FM,PAM, PWM types of modulation. 2. It uses PCM.
3. Needs simple circuitry’. 3. Needs complex circuitry.
4. It has low transmission speed and noise level. 4. It has high transmission speed and low noise level.
5. Their bandwidth is less. 5.  Their bandwidth is large.
6. Signal transmitted is analog. 6.  Digital signals are coded using 1 and 0.
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