The two input frequencies of a mixer circuit are 3.522 MHz and 3.977 MHz ___

The two input frequencies of a mixer circuit are 3.522 MHz and 3.977 MHz.

Which of the following frequencies might be used at the output?

A. 455 kHz.
B. 886 kHz.
C. 14.00 MHz.
D. 1.129 MHz.

Show Answer

Answer: A

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