Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 23 (Q.No. 36)
36.
The antenna current of an AM transmitter is 8 A. When only the carrier is sent, but it increases to 8.93 A. when the carrier is sinusoidally modulated. The percentage modulation is nearly
90%
80%
75%
70%
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

Jeeva Paul said:   7 years ago
Explain it please.

AllanC said:   6 years ago
@Jeeva.

I believe it is 8.93 = 8*(1+m^2 / 2).
where m is the modulation index.

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