What is need for modulation?

Related questions

1. What is the meaning of RPO?
2. What are the advantages of QAM?
3. Why do we use QAM?
4. Why modulation and demodulation is required?
5. What is modulation and demodulation?
6. What is 8psk?
7. What is baseband modulation?
8. What QAM means?
9. What is PSK modulation and demodulation?
10. What is the difference between AM and ask?

Tags

1. #representing
2. #modulation
3. #message
4. #designate
5. #which
6. #frequencies
7. #essentially
8. #original
9. #signal
10. #system
11. #signals
12. #baseband
13. #called
14. #delivered
15. #communication
16. #purpose
17. #transmit
18. #information
19. #source