Electronics and Communication Engineering - Communication Systems - Discussion

Discussion Forum : Communication Systems - Section 9 (Q.No. 28)
28.
The intermediate frequency of a superheterodyne receiver is 450 kHz. If it is tuned to 1200 kHz, the image frequency will be
750 kHz
900 kHz
1600 kHz
2100 kHz
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.

RAJ said:   1 decade ago
FSI = FS+2IF.

FSI = 1200+2*450.

FSI = 2100KHZ.

S. Anita said:   1 decade ago
Image frequency = Fs+2fi

= 1200KHz+2x450KHz = 2100Khz.

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