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Communication Systems - Engineering

Q1:

In a superheterodyne receiver, having no RF amplifier, the IF is 455 kHz. The image frequency at 1000 kHz is

A 1455 kHz

B 545 kHz

C 1910 kHz

D 90 kHz

ANS:B - 545 kHz

Image frequency = 1000 - 455 = 545 kHz.