What is the need for modulation?
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Answer Posted / srikrishna
modulation is neede basically to
i)to increase the bandwidth of the signal
ii)to multiplex the signals
iii)to reduce the interferencemade when we transmit the
signals with nearly same frequency in the audio frequency
range (20-20k)hz.
iv)to favour the complexity of the transmission system
| Is This Answer Correct ? | 443 Yes | 75 No |
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