what is the need for modulation?

Answer Posted / shiva krishna prasad

1. To reduce antenna height
2. To convert low freq signal to high freq
3. multiplexing of many signals through the same channel
4. To reduce noise& interference by modulation (means shifting
the signal to a place whr oise is less)
5. For narrow banding of signals
6. equipment limitation

Is This Answer Correct ?    52 Yes 5 No



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