Electronics and Communication Engineering - Radio Receivers - Discussion
Discussion Forum : Radio Receivers - Section 1 (Q.No. 28)
28.
In a superheterodyne receiver with an IF of 450 kHz is tuned to a signal at 1200 kHz. The image frequency is
Discussion:
3 comments Page 1 of 1.
Ashish said:
1 decade ago
Fsi = Fs+2Fi.
Here Fs = 1200 KHz and Fi= 450 KHz.
Fsi = 1200+2x450.
= 1200+900.
= 2100 KHz.
Here Fs = 1200 KHz and Fi= 450 KHz.
Fsi = 1200+2x450.
= 1200+900.
= 2100 KHz.
Ravikrishna Podila said:
9 years ago
Please tell me any conditions for taking the positive sign or negative sign.
Laxman said:
1 year ago
Image frequency = fs + 2fi = 1200 + 2 × 450 = 2100kHz.
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